Â鶹Éç

Available for over a year

Tencent has become the first Asian firm to enter the $500 billion club in terms of market value. The Chinese Social media and video game giant is now worth $531bn, surpassing Facebook's $519bn. The company isn't well known outside China, but domestically it is best known for the messaging service WeChat, which is also an online payment platform.Talia Franco from Â鶹Éç Click explains its rise to the top. (The logo of Chinese instant messaging platform called WeChat on a mobile device, Credit: Peter Parks/AFP/Getty Images)