Established in 2000, Health Network, as a domestic health portal, has more than 3,600 medical professional users and more than 20,000 registered doctors, and has reached a good cooperative relationship with well-known medical professional institutions in various provinces and cities across the country, forming a unique professional resource advantage of Health Network. According to CNNIC's statistical certification, the average daily download volume of Sanjiu Health Network in May 20001year has reached 4 million, and it has increased at an average annual rate of 2 times since then. 39 Health Network has become a health website in China, ranking among the top 50 Internet brands.