SHANGHAI, Sept 4 (Reuters) - Chinese e-commerce giant

Alibaba's ( BABA ) domestic platforms, Taobao and Tmall, will

begin accepting payments from Tencent's ( TCTZF ) WeChat pay, according to

a source familiar with the matter.

Alibaba ( BABA ) is affiliated with the Jack Ma-founded Ant Group's

Alipay, which is WeChat's main rival for online

payments in the China market.

Tencent ( TCTZF ) has also been a major investor over the

years in other e-commerce platforms, including major Alibaba ( BABA )

rivals JD.com ( JD ) and PDD Holdings' ( PDD ).

Alibaba ( BABA ) did not immediately reply to a request for comment.