Momo's $MOMO buyout of Tantan, a copy of IAC's $IAC tinder, will give the stock a few points today. The real champ for China stocks is Alibaba $BABA, whose store front and fast-growing mobile app gives the company the highest value.JD.Com $JD is approaching $50/sh and should continue higher.Pick one:Alibaba $BABA, Alibaba Group Holding Limited / H1 JD: $JD, JD.com, Inc. / H1 Momo: $MOMO, Hello Group Inc. / H1