Chinese Internet giants Baidu Inc and Sina Corp received third party payment licenses from the People's Bank of China, the central bank, to conduct related online payment services within the country.

According to the bank, the two Internet companies received official approval on July 6. Both companies were granted a five-year permission to conduct Internet payment businesses. Sina, which operates the twitter-like micro-blogging service Weibo, also got the nod to run a mobile phone payment business.

It means all major Chinese Internet companies, including Alibaba Group Holding Ltd and Tencent Holdings Ltd, have obtained third party payment licenses. Alipay, the online payment arm of Alibaba, together with Tencent's Tenpay, were among the first companies to receive licenses from the People's Bank of China - in May 2011.