WeChat — someone use my number

I have problem to register my china number with wechat and realised that someone have used my number register with wechat not authorised by me.
Pls see attached screenshot of this unauthorised person.

Pls help to delete this account so that i can use wechat when i am in china with my china number belong to me

Pls revert to my email [protected]@gmail.com when done so i can register with wechat

Thanks