It was founded in 1999 and its main shareholders are Tencent Holdings who owns WeChat and QQ two of Chinas most popular social media and Expedia Expedia is primarily used to promote Chinese travel destinations to foreign users

Could you correct the punctuation please?
It was founded in 1999, and its main shareholders are Tencent Holdings (who owns WeChat and QQ, two of China's most popular social media) and Expedia. Expedia is primarily used to promote Chinese travel destinations to foreign users.