Which is more competitive, Sina Weibo, Mushroom Street and Meituan?

Sina Weibo. Weibo is a social media platform based on user relationship. Sina Weibo is a social networking site with more competitive advantages, while Mushroom Street and Meituan are trading sites. Mushroom Street is an e-commerce website focusing on fashionable female consumers. Meituan is a comprehensive software that meets people's needs of eating, drinking and having fun. It also has the functions of hotel accommodation, movie ticket purchase, train ticket and so on. But Weibo is a short and real-time sharing mechanism based on the sharing, dissemination and acquisition of user relationship information.