Sina (Nasdaq: Sina) is the name of an Internet company, and it is its responsibility to serve Chinese in Greater China and overseas. Sina has a number of regional websites, providing users with network services through its five main business lines, including Beijing Sina, Hong Kong Sina, Taipei Sina and North America Sina. It is the largest Chinese portal website in the world, covering the global Chinese community.
Both mobile phones and computers can be used on Sina website.