First I have to sorry for our mistake. Here is the intruction:
How to request an ETH refund:
Step 1: Use the email that you registered on our website: https://tge.jwcventures.com to send us a confirmation via this email address: support@jwcventures.com with the following content:
-  Title: Withdrawing request
-  Content:
[Address] (MyEthereumWallet)
I confirm that this MEW address is correct and belongs to me. Thanks