Don't trust her she is a liar man, and Helen is Cai Qingwei and Cai Qinwei is Kim.
Take a look at my post on RepNation
Yo fam,
I found who is Helen, take a look at this Instagram
Helen is Kim, you can compare the pictures here and here, and here and here
They have same fingers, same house, same name (the kik of Kim is caibingbing) and the name of "Helen" is Cai