I am not sure if you know some facts about the two giants ( wechat and taobao) of china as follow:
Chinese people can not live without wechat and taobao.
China get the position of best cashless economy around the world.
WeChat is a giant social media service with 938 million monthly active users. WeChat Pay has 600 million active users.
The 2016 sales of Taobao in the single’ day had reached 121bn yuan ($18bn; £14bn), a rise of 32% on last year’s sales which were worth $14.3bn.
If you are curious about wechat,taobao,alipay or anything about China. You can order the service, the consulting charge is US$5 for half an hour.