First, you can genarate CSR here
Click ‘生成CSR文件’, then get your CSR and private key, save or download them or check email@example.com if you choose to sent to your email.
Second, you should go to https://assl.loovit.net/?a=add&pid=1 to apply your SSl.
Click ‘Verify’ and OK.
Third, choose your administrator email of yourdomain.com, for example, firstname.lastname@example.org.
Check email@example.com and approve the order.
Finally, get the SSL CERTIFICATE at the bottom.