How I know what’s my appid/Merchant No.?

Nomally Merchant No. and appid is same but appid starting

mch{Merchant No}.

Example

Merchant No = "30000".
appid = "mch30000".

Merchant No.

find merchantNo01

  1. login at https://merchant.ksher.net/

  2. click at menu Account Information and see at "Merchant Information"

  3. you will see your "Merchant ID."

AppID

downloadKey

  1. login at https://merchant.ksher.net/

  2. click at menu "IT Integration" and see at "IT Integration Information"

  3. you will see "AppID"