Interesting news from TD Ameritrade.. TD Ameritrade becomes first US brokerage to partner with Tencent's WeChat in America TD Ameritrade announced it is opening a portal on WeChat for U.S. users, following a similar launch in August for Hong Kong users. WeChat is operated by Chinese technology giant Tencent and boasts more than 1 billion monthly active users. The online brokerage's push to work with a leading Chinese brand comes as Beijing has stepped up its efforts this year to make good on years-long promises to open up its financial markets to foreign players. Evelyn Cheng | @chengevelyn Published 8:33 AM ET Mon, 3 Dec 2018 CNBC.com