This WeChat server is implemented with Flask and python server. The server creates service accounts aiming to help startup companies by offering them more advanced features on WeChat, such as Application Programming Interfaces (APIs). Enterprises can create their own applications based on these WeChat APIs. Users are able to see notifications from the company in their message page when they are subscribed to a company’s service account. Service accounts also support WeChat payment service, which allows enterprises to monetize their service.