Tencent Holdings Limited is a private Internet Media company registered in China that operates as an investment holding company. The Company, through its subsidiaries, provides Internet and mobile value-added services (VAS), online advertising, and e-commerce transactions. Tencent Holdings offers services to users worldwide.

The WeChat platform integrates instant messaging and social entertainment for real-time communications via free text and multimedia messages. WeChat has evolved into a connector and open platform across industries, connecting users with one another, with smart devices and with business services. In combination with electronic monitors, WeChat has been evaluated for use in improving tuberculosis patients’ treatment adherence: WeChat Products