diff --git a/src/web/admin/admin_send_email.html b/src/web/admin/admin_send_email.html
index 47c4e37..5797f51 100644
--- a/src/web/admin/admin_send_email.html
+++ b/src/web/admin/admin_send_email.html
@@ -15,28 +15,7 @@
 			$("#header").load("admin_header.html");
 		});
 
-		function getMaestroData() {
-			var maestroID = 1;
-
-			sendRequestServer(	//url, sendParams, onSuccess, onFail, isDebugMode);
-				// "./../server/mail/send_mail_bank_info.php",
-				"./../server/mail/send_mail_test.php",
-				"type=get_maestro_data" + "&maestro_id=" + maestroID,
-
-				function(jsonData) {
-					console.log(jsonData);
-					// showErrorMessage("마에스트로 계정이 정상적으로 등록되었습니다.", "success");
-					// loadMaestroList("");
-				},
-
-				function(errorMessage, errorCode) {
-					showErrorMessage(errorMessage, "error");
-				}
-
-			);
-		}
-
-		function sendMailBankInfo() {
+		function sendMailRegisterBankInfo() {
 			var maestroName = "삼화초";
 			var email = "jisangs@daum.net";
 			var accountType = 1;
@@ -44,7 +23,7 @@
 			sendRequestServer(	//url, sendParams, onSuccess, onFail, isDebugMode);
 				// "./../server/mail/send_mail_bank_info.php",
 				"./../server/mail/send_mail_test.php",
-				"type=sendMailBankInfo" + "&maestro_name=" + maestroName + "&email=" + email + "&account_type=" + accountType,
+				"type=sendMailRegisterBankInfo" + "&maestro_name=" + maestroName + "&email=" + email + "&account_type=" + accountType,
 
 				function(jsonData) {
 					console.log(jsonData);
@@ -59,7 +38,7 @@
 			);
 		}
 
-		function sendMailRegistered() {
+		function sendMailRegisterDone() {
 			var maestroName = "삼화초";
 			var email = "jisangs@daum.net";
 			var accountType = 1;
@@ -82,6 +61,75 @@
 			);
 		}
 
+		function sendMailUpgradeBankInfo() {
+			var maestroName = "삼화초";
+			var email = "jisangs@daum.net";
+			var accountType = 1;
+			var upgradeAccountType = 3;
+
+			sendRequestServer(	//url, sendParams, onSuccess, onFail, isDebugMode);
+				// "./../server/mail/send_mail_bank_info.php",
+				"./../server/mail/send_mail_test.php",
+				"type=sendMailUpgradeBankInfo" + "&maestro_name=" + maestroName + "&email=" + email + "&account_type=" + accountType + "&upgrade_account_type=" + upgradeAccountType,
+
+				function(jsonData) {
+					console.log(jsonData);
+					// showErrorMessage("마에스트로 계정이 정상적으로 등록되었습니다.", "success");
+					// loadMaestroList("");
+				},
+
+				function(errorMessage, errorCode) {
+					showErrorMessage(errorMessage, "error");
+				}
+
+			);
+		}
+
+		function sendMailUpgradeDone() {
+			var maestroName = "삼화초";
+			var email = "jisangs@daum.net";
+			var accountType = 1;
+			var upgradeAccountType = 3;
+
+			sendRequestServer(	//url, sendParams, onSuccess, onFail, isDebugMode);
+				// "./../server/mail/send_mail_bank_info.php",
+				"./../server/mail/send_mail_test.php",
+				"type=sendMailUpgradeDone" + "&maestro_name=" + maestroName + "&email=" + email + "&account_type=" + accountType + "&upgrade_account_type=" + upgradeAccountType,
+
+				function(jsonData) {
+					console.log(jsonData);
+					// showErrorMessage("마에스트로 계정이 정상적으로 등록되었습니다.", "success");
+					// loadMaestroList("");
+				},
+
+				function(errorMessage, errorCode) {
+					showErrorMessage(errorMessage, "error");
+				}
+
+			);
+		}
+
+		function getMaestroData() {
+			var maestroID = 1;
+
+			sendRequestServer(	//url, sendParams, onSuccess, onFail, isDebugMode);
+				// "./../server/mail/send_mail_bank_info.php",
+				"./../server/mail/send_mail_test.php",
+				"type=get_maestro_data" + "&maestro_id=" + maestroID,
+
+				function(jsonData) {
+					console.log(jsonData);
+					// showErrorMessage("마에스트로 계정이 정상적으로 등록되었습니다.", "success");
+					// loadMaestroList("");
+				},
+
+				function(errorMessage, errorCode) {
+					showErrorMessage(errorMessage, "error");
+				}
+
+			);
+		}
+
 	</script>
 </head>
 
@@ -98,9 +146,17 @@
 
 		<div id="message_box"></div>
 
-		<button type="button" class="btn btn-primary" onClick="sendMailBankInfo()">[ 마에 ] 입금 계좌 안내 메일 발송</button>
+		<button type="button" class="btn btn-primary" onClick="sendMailRegisterBankInfo()">[ 마에 ] 입금 계좌 안내 메일 발송</button>
 
-		<button type="button" class="btn btn-primary" onClick="sendMailRegistered()">[ 마에 ] 등록 완료 메일 발송</button>
+		<button type="button" class="btn btn-primary" onClick="sendMailRegisterDone()">[ 마에 ] 등록 완료 메일 발송</button>
+		<br/>
+		<br/>
+
+		<button type="button" class="btn btn-primary" onClick="sendMailUpgradeBankInfo()">[ 마에 ] 업그레이드 - 입금 계좌 안내 메일 발송</button>
+
+		<button type="button" class="btn btn-primary" onClick="sendMailUpgradeDone()">[ 마에 ] 업그레이드 완료 메일 발송</button>
+		<br/>
+		<br/>
 
 		<button type="button" class="btn btn-secondary" onClick="getMaestroData()">마에스트로 데이터 테스트</button>
 
diff --git a/src/web/admin/admin_upgrade_list.html b/src/web/admin/admin_upgrade_list.html
index faede54..5eec3d3 100644
--- a/src/web/admin/admin_upgrade_list.html
+++ b/src/web/admin/admin_upgrade_list.html
@@ -68,7 +68,7 @@
 						+ "	<input type='text' class='maestro_upgrade_id d-none' disabled value='" + jsonList[i].maestroUpgradeID + "'>"
 						+ "	<input type='text' class='maestro_id d-none' disabled value='" + jsonList[i].maestroID + "'>"
 						+ "	<input type='text' class='col-sm' disabled value='" + jsonList[i].maestroName + "'>"
-						+ "	<input type='text' class='col-sm' disabled value='" + accoutType(jsonList[i].registeredAccountType) + "'>"
+						+ "	<input type='text' class='registered_account_type col-sm' disabled value='" + accoutType(jsonList[i].registeredAccountType) + "'>"
 						+ "	<input type='text' class='new_account_type col-sm' disabled value='" + accoutType(jsonList[i].requestedAccountType) + "'>"
 						+ "	<input type='text' class='col-sm' disabled value='" + NumberUtil.numberWithCommas(price(jsonList[i].requestedAccountType, jsonList[i].registeredAccountType)) + "'>"
 						+ "	<input type='text' class='col-sm' disabled value='" + jsonList[i].requestedDateTime + "'>"
@@ -82,7 +82,7 @@
 						+ "	<input type='text' class='maestro_upgrade_id d-none' disabled value='" + jsonList[i].maestroUpgradeID + "'>"
 						+ "	<input type='text' class='maestro_id d-none' disabled value='" + jsonList[i].maestroID + "'>"
 						+ "	<input type='text' class='col-sm text-success' disabled value='" + jsonList[i].maestroName + "'>"
-						+ "	<input type='text' class='col-sm text-success' disabled value='" + accoutType(jsonList[i].registeredAccountType) + "'>"
+						+ "	<input type='text' class='registered_account_type col-sm text-success' disabled value='" + accoutType(jsonList[i].registeredAccountType) + "'>"
 						+ "	<input type='text' class='new_account_type col-sm text-success' disabled value='" + accoutType(jsonList[i].requestedAccountType) + "'>"
 						+ "	<input type='text' class='col-sm text-success' disabled value='" + NumberUtil.numberWithCommas(price(jsonList[i].requestedAccountType, jsonList[i].registeredAccountType)) + "'>"
 						+ "	<input type='text' class='col-sm text-success' disabled value='" + jsonList[i].requestedDateTime + "'>"
@@ -111,35 +111,40 @@
 			// var maestroID = $(inputButton).siblings(".maestro_id");
 			// var id = maestroID.text();
 			// var accountType = $(inputButton).siblings(".requested_account_type");
-			// var newAccountType = accoutTypeValue(accountType.val());
+			// var upgradeAccountType = accoutTypeValue(accountType.val());
 
 			var children = inputButton.parentElement.childNodes;
 			var maestroUpgradeID;
 			var maestroID;
-			var newAccountType;
+			var registeredAccountType;
+			var upgradeAccountType;
 			for (var i=0; i < children.length; i++) {
 				// console.log(children);
 				if (children[i].className == "maestro_upgrade_id d-none") {
 					maestroUpgradeID = children[i].value;
 					continue;
-				}
-				if (children[i].className == "maestro_id d-none") {
+				} else if (children[i].className == "maestro_id d-none") {
 					maestroID = children[i].value;
 					continue;
-				}
-				if (children[i].className == "new_account_type col-sm") {
-					// newAccountType = children[i].value;
-					newAccountType = accoutTypeValue(children[i].value);
+				} else if (children[i].className == "registered_account_type col-sm") {
+					// upgradeAccountType = children[i].value;
+					registeredAccountType = accoutTypeValue(children[i].value);
+					continue;
+				} else if (children[i].className == "new_account_type col-sm") {
+					// upgradeAccountType = children[i].value;
+					upgradeAccountType = accoutTypeValue(children[i].value);
 					continue;
 				}
 			}
 			// console.log(maestroUpgradeID);
 			// console.log(maestroID);
-			// console.log(newAccountType);
+			// console.log(registeredAccountType);
+			// console.log(upgradeAccountType);
+			// return;
 
 			sendRequestServer(	//url, sendParams, onSuccess, onFail, isDebugMode);
 				"./../server/admin/upgrade_maestro.php",
-				"maestro_upgrade_id=" + maestroUpgradeID + "&maestro_id=" + maestroID + "&new_account_type=" + newAccountType,
+				"maestro_upgrade_id=" + maestroUpgradeID + "&maestro_id=" + maestroID + "&registered_account_type=" + registeredAccountType+ "&upgrade_account_type=" + upgradeAccountType,
 
 				function(jsonData) {
 					loadMaestroUpgradeList("");
diff --git a/src/web/module/maestro_upgrade.html b/src/web/module/maestro_upgrade.html
index 6953dc7..2d7bb42 100644
--- a/src/web/module/maestro_upgrade.html
+++ b/src/web/module/maestro_upgrade.html
@@ -118,11 +118,11 @@ function updateCards(accountType) {
 
 function upgradeMaestroInfo(accountType) {
 	console.log("upgrade to " + accountType);
-	let newAccountType = accountType;
+	let upgradeAccountType = accountType;
 
 	sendRequestServer(	//url, sendParams, onSuccess, onFail, isDebugMode);
 		"./../server/maestro/request_upgrade_maestro.php",
-		"maestro_id=" + maestroID + "&registered_account_type=" + registeredAccountType + "&new_account_type=" + newAccountType,
+		"maestro_id=" + maestroID + "&registered_account_type=" + registeredAccountType + "&upgrade_account_type=" + upgradeAccountType,
 
 		(function(jsonData) {
 			// console.log(jsonData);
diff --git a/src/web/server/admin/upgrade_maestro.php b/src/web/server/admin/upgrade_maestro.php
index 613559d..1f4ac88 100644
--- a/src/web/server/admin/upgrade_maestro.php
+++ b/src/web/server/admin/upgrade_maestro.php
@@ -1,28 +1,35 @@
 <?php
 header("Content-Type: application/json");
 
-include "./../lib/send_reply_json.php";
 include "./../setup/connect_db.php";
+include "./../lib/send_reply_json.php";
+include "./../lib/db_maestro.php";
+include "./../lib/maestro_account_info.php";
+include "./../mail/mail_setting.php";
+include "./../mail/send_mail.php";
 
-$maestroUpgradeID = $_POST["maestro_upgrade_id"];
-$maestroID = $_POST["maestro_id"];
-$newAccountType = $_POST["new_account_type"];
+$maestro_upgrade_id = $_POST["maestro_upgrade_id"];
+$maestro_id = $_POST["maestro_id"];
+$registered_account_type = $_POST["registered_account_type"];
+$upgrade_account_type = $_POST["upgrade_account_type"];
 
+upgrade_maestro($maestro_id, $upgrade_account_type);
 
-upgrade_maestro($maestroID, $newAccountType);
+change_upgrade_request_status_to_close($maestro_id);
+change_upgrade_request_status_to_applied($maestro_upgrade_id);
 
-change_upgrade_request_status_to_close($maestroID);
-change_upgrade_request_status_to_applied($maestroUpgradeID);
+$maestro_data = get_maestro_data($maestro_id);
+sendMailUpgradeDone($maestro_data["name"], $$maestro_data["email"], $registered_account_type, $upgrade_account_type);
 
-// set_data("maestroUpgradeID", $maestroUpgradeID);
-// set_data("maestroID", $maestroID);
-// set_data("newAccountType", $newAccountType);
+// set_data("maestro_upgrade_id", $maestro_upgrade_id);
+// set_data("maestro_id", $maestro_id);
+// set_data("upgrade_account_type", $upgrade_account_type);
 send_result_success();
 exit;
 
 
 
-function upgrade_maestro($maestroID, $newAccountType) {
+function upgrade_maestro($maestro_id, $upgrade_account_type) {
 	global $db_conn;
 
 	$query = "
@@ -31,11 +38,11 @@ function upgrade_maestro($maestroID, $newAccountType) {
 		WHERE MaestroID = ?;
 	";
 	$stmt = $db_conn->prepare($query);
-	$stmt->bind_param("ii", $newAccountType, $maestroID);
+	$stmt->bind_param("ii", $upgrade_account_type, $maestro_id);
 	$stmt->execute();
 }
 
-function change_upgrade_request_status_to_close($maestroID) {
+function change_upgrade_request_status_to_close($maestro_id) {
 	global $db_conn;
 
 	$query = "
@@ -44,11 +51,11 @@ function change_upgrade_request_status_to_close($maestroID) {
 		WHERE MaestroID = ? AND Status = 1;
 	";
 	$stmt = $db_conn->prepare($query);
-	$stmt->bind_param("i", $maestroID);
+	$stmt->bind_param("i", $maestro_id);
 	$stmt->execute();
 }
 
-function change_upgrade_request_status_to_applied($maestroUpgradeID) {
+function change_upgrade_request_status_to_applied($maestro_upgrade_id) {
 	global $db_conn;
 
 	$query = "
@@ -57,7 +64,7 @@ function change_upgrade_request_status_to_applied($maestroUpgradeID) {
 		WHERE MaestroUpgradeID = ?
 	";
 	$stmt = $db_conn->prepare($query);
-	$stmt->bind_param("i", $maestroUpgradeID);
+	$stmt->bind_param("i", $maestro_upgrade_id);
 	$stmt->execute();
 }
 
diff --git a/src/web/server/lib/maestro_account_info.php b/src/web/server/lib/maestro_account_info.php
index abebf0a..7bf28c5 100644
--- a/src/web/server/lib/maestro_account_info.php
+++ b/src/web/server/lib/maestro_account_info.php
@@ -1,7 +1,7 @@
 <?php
 
-function get_max_player_count($accountType) {
-	switch($accountType) {
+function get_max_player_count($account_type) {
+	switch($account_type) {
 		case 0:
 		case 1:
 		case 100:
@@ -20,25 +20,46 @@ function get_max_player_count($accountType) {
 	return 0;
 }
 
-function get_price($accountType) {
-	switch($accountType) {
+function get_price($account_type) {
+	switch($account_type) {
 		case 1:
-		return "10,000";
+		return 10000;
 
 		case 2:
-		return "20,000";
+		return 20000;
 
 		case 3:
-		return "30,000";
+		return 30000;
 
 		case 4:
-		return "40,000";
+		return 40000;
 
 		case 5:
-		return "50,000";
+		return 50000;
 	}
 
 	return 0;
 }
 
+function get_accout_type($account_type) {
+	switch($account_type) {
+		case 1:
+		return "20명 (1만원)";
+
+		case 2:
+		return "50명 (2만원)";
+
+		case 3:
+		return "100명 (3만원)";
+
+		case 4:
+		return "500명 (4만원)";
+
+		case 5:
+		return "1,000명 (5만원)";
+	}
+
+	return $account_type."? (N/A)";
+}
+
 ?>
\ No newline at end of file
diff --git a/src/web/server/maestro/request_upgrade_maestro.php b/src/web/server/maestro/request_upgrade_maestro.php
index f4ddf53..54ce3a6 100644
--- a/src/web/server/maestro/request_upgrade_maestro.php
+++ b/src/web/server/maestro/request_upgrade_maestro.php
@@ -1,36 +1,46 @@
 <?php
 header("Content-Type: application/json");
 
-include "./../lib/send_reply_json.php";
 include "./../setup/connect_db.php";
+include "./../lib/send_reply_json.php";
+include "./../lib/db_maestro.php";
+include "./../lib/maestro_account_info.php";
+include "./../mail/mail_setting.php";
+include "./../mail/send_mail.php";
 
-$maestroID = $_POST["maestro_id"];
-$registeredAcountType = $_POST["registered_account_type"];
-$newAccountType = $_POST["new_account_type"];
+$maestro_id = $_POST["maestro_id"];
+$registered_acount_type = $_POST["registered_account_type"];
+$upgrade_account_type = $_POST["upgrade_account_type"];
 
 
-// $maestroID = has_maestro_name($maestro_name);
-// if($maestroID !== null) {
+// $maestro_id = has_maestro_name($maestro_name);
+// if($maestro_id !== null) {
 // 	set_error_message($maestro_name." : 이미 등록된 마에스트로 계정입니다.");
 // 	send_result_fail();
 // 	exit;
 // }
 
-add_maestro_update($maestroID, $registeredAcountType, $newAccountType);
+add_maestro_update($maestro_id, $registered_acount_type, $upgrade_account_type);
 
-$countUpgrade = count_maestro_upgrade($maestroID);
+// simplely check if maestro upgrade db added or not
+$countUpgrade = count_maestro_upgrade($maestro_id);
 if($countUpgrade === null || $countUpgrade < 1) {
-	set_error_message($maestro_name." : 알 수 없는 이유로 마에스트로 계정 업그레이드 요청이 취소되었습니다.");
+	// $maestro_data = get_maestro_data($maestro_id);
+	// set_error_message($maestro_data["name"]." : 알 수 없는 이유로 마에스트로 계정 업그레이드 요청이 취소되었습니다.");
+	set_error_message("알 수 없는 이유로 마에스트로 계정 업그레이드 요청이 취소되었습니다.");
 	send_result_fail();
 	exit;
 }
 
+$maestro_data = get_maestro_data($maestro_id);
+sendMailUpgradeBankInfo($maestro_data["name"], $$maestro_data["email"], $registered_acount_type, $upgrade_account_type);
+
 send_result_success();
 exit;
 
 
 
-function count_maestro_upgrade($maestroID) {
+function count_maestro_upgrade($maestro_id) {
 	global $db_conn;
 
 	$query = "
@@ -39,7 +49,7 @@ function count_maestro_upgrade($maestroID) {
 		WHERE MaestroID = ?
 	";
 	$stmt = $db_conn->prepare($query);
-	$stmt->bind_param("i", $maestroID);
+	$stmt->bind_param("i", $maestro_id);
 	$stmt->execute();
 	$stmt->bind_result($countUpgrade);
 	// while($stmt->fetch())
@@ -49,7 +59,7 @@ function count_maestro_upgrade($maestroID) {
 	return $countUpgrade;
 }
 
-function add_maestro_update($maestroID, $registeredAcountType, $newAccountType) {
+function add_maestro_update($maestro_id, $registered_acount_type, $upgrade_account_type) {
 	global $db_conn;
 
 	$query = "
@@ -57,7 +67,7 @@ function add_maestro_update($maestroID, $registeredAcountType, $newAccountType)
 		VALUES (?, ?, NOW(), 1, ?);
 	";
 	$stmt = $db_conn->prepare($query);
-	$stmt->bind_param("iii", $registeredAcountType, $newAccountType, $maestroID);
+	$stmt->bind_param("iii", $registered_acount_type, $upgrade_account_type, $maestro_id);
 	$stmt->execute();
 }
 
diff --git a/src/web/server/mail/send_mail.php b/src/web/server/mail/send_mail.php
index ea27afb..f7854dc 100644
--- a/src/web/server/mail/send_mail.php
+++ b/src/web/server/mail/send_mail.php
@@ -1,48 +1,60 @@
 <?php
 
+function makeMailHeader($from, $bcc) {
+	global $new_line;
+
+	return "From:".$from.$new_line."BCC:".$bcc;
+}
+
+
+
+
 ////////////////////////////////////////
 // 마에스트로 계정 신청 - 입금 안내
-function sendMailBankInfo($maestro_name, $mail_to, $account_type) {
+function sendMailRegisterBankInfo($maestro_name, $mail_to, $account_type) {
 	global $from, $bcc;
 
 	header("Content-Type: text/html; charset=UTF-8");
-	// $subject = subjectInfoBankAccountForRegisteringMaestro($maestro_name);
-	// $message = messageInfoBankAccountForRegisteringMaestro($maestro_name, $account_type);
-	// $header = "From:".$from.$new_line."BCC:".$bcc;
-	// mb_send_mail($mail_to, $subject, $message, $header);
 	mb_send_mail(
 		$mail_to,
-		subjectBankInfo($maestro_name),
-		messageBankInfo($maestro_name, $account_type),
+		subjectRegisterBankInfo($maestro_name),
+		messageRegisterBankInfo($maestro_name, $account_type),
 		makeMailHeader($from, $bcc)
 	);
 
 	header("Content-Type: application/json");
 }
 
-function subjectBankInfo($maestro_name) {
-	return "[초코마에] 마에스트로 계정 (".$maestro_name.") 등록을 위한 입금 안내";
+function subjectRegisterBankInfo($maestro_name) {
+	return "[초코마에] ".$maestro_name." - 마에스트로 계정 등록을 위한 입금 안내";
 };
 
-function messageBankInfo($maestro_name, $account_type) {
+function messageRegisterBankInfo($maestro_name, $account_type) {
 	global $new_line, $bank_name, $bank_account_no, $bank_owner_name;
 
-	return "안녕하세요.".$new_line."[초코마에] 마에스트로 계정을 신청해 주셔서 감사합니다.".$new_line
+	$price = number_format(get_price($account_type));
+
+	return "안녕하세요.".$new_line.
+		"[초코마에] 마에스트로 계정을 신청해 주셔서 감사합니다.".$new_line
 		.$new_line
 		."※ 지금 보고 계신 메일이 [스팸 메일함]에 들어있다면, [스팸 해제]를 부탁드립니다 ※".$new_line
 		."(이후에 [계정 등록 알림], [계정 유효기간 종료 예고] 등의 메일이 발송됩니다)".$new_line
 		.$new_line
 		.$new_line
-		."[".$maestro_name."] 마에스트로 계정을 활성화 하기 위한 은행 계좌 정보는 아래와 같습니다.".$new_line
-		."------------------------------------------------------------".$new_line
-		." * 은행 계좌 : ".$bank_account_no." ( ".$bank_name." )".$new_line
-		." * 예금주명 : ".$bank_owner_name.$new_line
-		." * 금액 : ".get_price($account_type)." 원".$new_line
+		."신청하신 마에스트로 계정 내용은 아래와 같습니다.".$new_line
+		."1) 아이디 : ".$maestro_name.$new_line
+		."2) 요금제 : ".get_accout_type($account_type).$new_line
 		.$new_line
+		."계정 등록을 위한 은행 계좌 입금 정보는 아래와 같습니다.".$new_line
+		."------------------------------------------------------------".$new_line
+		." * 은행 계좌 : ".$bank_account_no." ( ".$bank_name.", 예금주 : ".$bank_owner_name." )".$new_line
+		." * 금액 : ".$price." 원".$new_line
 		." * 송금자명 : ".$maestro_name." (신청하신 마에스트로 아이디)".$new_line
 		."                   ☞ 빠른 입금 확인을 위해, 송금자명을 본인 이름 대신 위와 같이 아이디로 부탁드립니다 ☜".$new_line
 		."------------------------------------------------------------".$new_line
 		.$new_line
+		."* 혹시 신청하신 아이디가 아니라 본인 이름등으로 송금되었다면, 송금자명을 본 메일로 답신 부탁드립니다.".$new_line
+		.$new_line
 		."* 계정이 활성화되면 1년동안 사용하실 수 있습니다.".$new_line
 		."* 연장 결제를 해주시면, 남은 기간에 1년이 추가됩니다.".$new_line
 		."* 상위 요금제로 업그레이드 하셔도, 현재 계정의 남은 기간에 1년이 추가됩니다.".$new_line
@@ -58,44 +70,43 @@ function messageBankInfo($maestro_name, $account_type) {
 
 
 
+
+
 ////////////////////////////////////////
 // 마에스트로 계정 활성화 안내
-function sendMailRegistered($maestro_name, $mail_to) {
+function sendMailRegisterDone($maestro_name, $mail_to) {
 	global $from, $bcc;
 
 	header("Content-Type: text/html; charset=UTF-8");
-	// $subject = subjectInfoBankAccountForRegisteringMaestro($maestro_name);
-	// $message = messageInfoBankAccountForRegisteringMaestro($maestro_name, $account_type);
-	// $header = "From:".$from.$new_line."BCC:".$bcc;
-	// mb_send_mail($mail_to, $subject, $message, $header);
 	mb_send_mail(
 		$mail_to,
-		subjectRegistered($maestro_name),
-		messageRegistered($maestro_name),
+		subjectRegisterDone($maestro_name),
+		messageRegisterDone($maestro_name),
 		makeMailHeader($from, $bcc)
 	);
 
 	header("Content-Type: application/json");
 }
 
-function subjectRegistered($maestro_name) {
-	return "[초코마에] 마에스트로 계정 (".$maestro_name.") 등록 및 활성화 완료";
+function subjectRegisterDone($maestro_name) {
+	return "[초코마에] ".$maestro_name." - 마에스트로 계정 등록 및 활성화 완료";
 };
 
-function messageRegistered($maestro_name) {
+function messageRegisterDone($maestro_name) {
 	global $new_line, $bank_name, $bank_account_no, $bank_owner_name;
 
-	return "안녕하세요.".$new_line."[초코마에] 마에스트로 계정을 신청해 주셔서 감사합니다.".$new_line
+	return "안녕하세요.".$new_line.
+		"[초코마에] 마에스트로 계정을 신청해 주셔서 감사합니다.".$new_line
 		.$new_line
 		."※ 지금 보고 계신 메일이 [스팸 메일함]에 들어있다면, [스팸 해제]를 부탁드립니다 ※".$new_line
 		."(이후에 [계정 유효기간 종료 예고], [계정 업그레이드] 등의 메일이 발송됩니다)".$new_line
 		.$new_line
 		.$new_line
-		."[".$maestro_name."] 마에스트로 계정이 활성화 되었습니다.".$new_line
+		.$maestro_name." - 마에스트로 계정이 활성화 되었습니다.".$new_line
 		.$new_line
 		."* 계정이 활성화되면 1년동안 사용하실 수 있습니다.".$new_line
 		."* 연장 결제를 해주시면, 남은 기간에 1년이 추가됩니다.".$new_line
-		."* 상위 요금제로 업그레이드 하셔도, 현재 계정의 남은 기간에 1년이 추가됩니다.".$new_line
+		."* 상위 요금제로 업그레이드 하시면, 현재 계정의 남은 기간에 1년이 추가됩니다.".$new_line
 		."* 비활성화된 계정과 그 안에 있는 모든 정보는, 6개월 후에 자동 삭제됩니다.".$new_line
 		.$new_line
 		.$new_line
@@ -108,10 +119,108 @@ function messageRegistered($maestro_name) {
 
 
 
-function makeMailHeader($from, $bcc) {
-	global $new_line;
 
-	return "From:".$from.$new_line."BCC:".$bcc;
+////////////////////////////////////////
+// 마에스트로 업그레이드 신청 - 입금 안내
+function sendMailUpgradeBankInfo($maestro_name, $mail_to, $account_type, $upgrade_account_type) {
+	global $from, $bcc;
+
+	header("Content-Type: text/html; charset=UTF-8");
+	mb_send_mail(
+		$mail_to,
+		subjectUpgradeBankInfo($maestro_name),
+		messageUpgradeBankInfo($maestro_name, $account_type, $upgrade_account_type),
+		makeMailHeader($from, $bcc)
+	);
+
+	header("Content-Type: application/json");
+}
+
+function subjectUpgradeBankInfo($maestro_name) {
+	return "[초코마에] ".$maestro_name." - 마에스트로 계정 업그레이드를 위한 입금 안내";
+};
+
+function messageUpgradeBankInfo($maestro_name, $account_type, $upgrade_account_type) {
+	global $new_line, $bank_name, $bank_account_no, $bank_owner_name;
+
+	$price = number_format(get_price($upgrade_account_type) - get_price($account_type));
+
+	return "안녕하세요.".$new_line.
+		"[초코마에] 마에스트로 계정 요금제 업그레이드를 신청해주셔서 감사합니다.".$new_line
+		.$new_line
+		."※ 지금 보고 계신 메일이 [스팸 메일함]에 들어있다면, [스팸 해제]를 부탁드립니다 ※".$new_line
+		."(이후에 [계정 등록 알림], [계정 유효기간 종료 예고] 등의 메일이 발송됩니다)".$new_line
+		.$new_line
+		.$new_line
+		.$maestro_name." - 마에스트로 계정의 현재 요금제와 업그레이드 요금제는 아래와 같습니다.".$new_line
+		."1) 현재 사용중인 요금제 : ".get_accout_type($account_type).$new_line
+		."2) 신청하신 업그레이드 요금제 : ".get_accout_type($upgrade_account_type).$new_line
+		.$new_line
+		.$new_line
+		."계정 요금제 업그레이드를 위한 은행 계좌 입금 정보는 아래와 같습니다.".$new_line
+		."------------------------------------------------------------".$new_line
+		." * 은행 계좌 : ".$bank_account_no." ( ".$bank_name.", 예금주 : ".$bank_owner_name." )".$new_line
+		." * 금액 : ".$price." 원".$new_line
+		." * 송금자명 : ".$maestro_name." (신청하신 마에스트로 아이디)".$new_line
+		."                   ☞ 빠른 입금 확인을 위해, 송금자명을 본인 이름 대신 위와 같이 아이디로 부탁드립니다 ☜".$new_line
+		."------------------------------------------------------------".$new_line
+		.$new_line
+		."* 혹시 신청하신 아이디가 아니라 본인 이름등으로 송금되었다면, 송금자명을 본 메일로 답신 부탁드립니다.".$new_line
+		.$new_line
+		."* 상위 요금제로 업그레이드 하시면, 현재 계정의 남은 기간에 1년이 추가됩니다.".$new_line
+		."* 비활성화된 계정과 그 안에 있는 모든 정보는, 6개월 후에 자동 삭제됩니다.".$new_line
+		.$new_line
+		.$new_line
+		."계정 신청 내역과 입금 내역이 확인되는대로 마에스트로 아이디를 업그레이드 해드리겠습니다.".$new_line
+		."현재 수작업으로 확인하고 활성화하고 있어서 시간이 조금 걸리는 점 양해 부탁드립니다.".$new_line
+		."마에스트로 계정이 업그레이드 되는대로, 즉시 알림 메일을 드리겠습니다.".$new_line
+		.$new_line
+		."감사합니다.".$new_line;
+}
+
+
+
+
+
+////////////////////////////////////////
+// 마에스트로 업그레이드 완료 안내
+function sendMailUpgradeDone($maestro_name, $mail_to, $account_type, $upgrade_account_type) {
+	global $from, $bcc;
+
+	header("Content-Type: text/html; charset=UTF-8");
+	mb_send_mail(
+		$mail_to,
+		subjectUpgradeDone($maestro_name),
+		messageUpgradeDone($maestro_name, $account_type, $upgrade_account_type),
+		makeMailHeader($from, $bcc)
+	);
+
+	header("Content-Type: application/json");
+}
+
+function subjectUpgradeDone($maestro_name) {
+	return "[초코마에] ".$maestro_name." - 마에스트로 계정의 요금제 업그레이드 완료 알림";
+};
+
+function messageUpgradeDone($maestro_name, $account_type, $upgrade_account_type) {
+	global $new_line, $bank_name, $bank_account_no, $bank_owner_name;
+
+	return "안녕하세요.".$new_line.
+		"[초코마에] 마에스트로 계정 요금제 업그레이드를 신청해주셔서 감사합니다.".$new_line
+		.$new_line
+		."※ 지금 보고 계신 메일이 [스팸 메일함]에 들어있다면, [스팸 해제]를 부탁드립니다 ※".$new_line
+		."(이후에 [계정 유효기간 종료 예고], [계정 업그레이드] 등의 메일이 발송됩니다)".$new_line
+		.$new_line
+		.$new_line
+		.$maestro_name." - 마에스트로 계정의 요금제가 [ ".get_accout_type($account_type)." ] 에서 [ ".get_accout_type($upgrade_account_type)." ] 로 업그레이드 되었습니다.".$new_line
+		.$new_line
+		."* 마에스트로 계정 유효기간이 업그레이드 되기 전 남은 기간 + 추가 1년으로 설정되었습니다.".$new_line
+		.$new_line
+		.$new_line
+		."등록하신 마에스트로 계정 정보는 마에스트로 로그인 후, [계정 정보 수정] 화면에서 변경이 가능합니다.".$new_line
+		."(변경 가능 정보 : 마에스트로 아이디, 이메일, 암호)".$new_line
+		.$new_line
+		."감사합니다.".$new_line;
 }
 
 ?>
\ No newline at end of file
diff --git a/src/web/server/mail/send_mail_test.php b/src/web/server/mail/send_mail_test.php
index 9b545c6..2e722ee 100644
--- a/src/web/server/mail/send_mail_test.php
+++ b/src/web/server/mail/send_mail_test.php
@@ -16,11 +16,25 @@ $email = $_POST["email"];
 $account_type = $_POST["account_type"];
 $upgrade_account_type = $_POST["upgrade_account_type"];
 
+// set_data("maestro_name", $maestro_name);
+// set_data("email", $email);
+// set_data("account_type", $account_type);
+// set_data("upgrade_account_type", $upgrade_account_type);
 
-if($type == "sendMailBankInfo") {
-	sendMailBankInfo($maestro_name, $email, $account_type);
+if($type == "sendMailRegisterBankInfo") {
+	sendMailRegisterBankInfo($maestro_name, $email, $account_type);
+
+	/*
+	// subject registered
+	$subject = subjectRegisterBankInfo($maestro_name);
+	set_data("subject", $subject);
+
+	// messgae registered
+	$messgae = messageRegisterBankInfo($maestro_name, $account_type, $upgrade_account_type);
+	set_data("messgae", $messgae);
+	*/
 } else if($type == "sendMailRegistered") {
-	sendMailRegistered($maestro_name, $email, $account_type);
+	sendMailRegisterDone($maestro_name, $email, $account_type);
 
 	/*
 	// maestro data
@@ -28,26 +42,42 @@ if($type == "sendMailBankInfo") {
 	set_data("maestroData", $maestro_data);
 
 	// subject registered
-	$subject = subjectRegistered($maestro_data["name"]);
+	$subject = subjectRegisterDone($maestro_data["name"]);
 	set_data("subject", $subject);
 
 
 	// messgae registered
-	$messgae = messageRegistered($maestro_data["name"]);
+	$messgae = messageRegisterDone($maestro_data["name"]);
+	set_data("messgae", $messgae);
+	*/
+} else if($type == "sendMailUpgradeBankInfo") {
+	sendMailUpgradeBankInfo($maestro_name, $email, $account_type, $upgrade_account_type);
+
+	/*
+	// subject registered
+	$subject = subjectUpgradeBankInfo($maestro_name);
+	set_data("subject", $subject);
+
+	// messgae registered
+	$messgae = messageUpgradeBankInfo($maestro_name, $account_type, $upgrade_account_type);
+	set_data("messgae", $messgae);
+	*/
+} else if($type == "sendMailUpgradeDone") {
+	sendMailUpgradeDone($maestro_name, $email, $account_type, $upgrade_account_type);
+
+	/*
+	// subject upgrade bank info
+	$subject = subjectUpgradeDone($maestro_name);
+	set_data("subject", $subject);
+
+	// messgae upgrade bank info
+	$messgae = messageUpgradeDone($maestro_name, $account_type, $upgrade_account_type);
 	set_data("messgae", $messgae);
 	*/
 } else if($type == "get_maestro_data") {
 	// maestro data
 	$maestro_data = get_maestro_data($maestro_id);
 	set_data("maestroData", $maestro_data);
-
-	// subject registered
-	$subject = subjectRegistered($maestro_data["name"]);
-	set_data("subject", $subject);
-
-	// messgae registered
-	$messgae = messageRegistered($maestro_data["name"]);
-	set_data("messgae", $messgae);
 }
 
 send_result_success();