Investors led by China Investment Corp have paid US$2 billion to buy a 5.6 percent stake in Alibaba Group, the country's biggest e-commerce firm, a person with knowledge of the matter said.[Company Incorporation USA]

The group includes CIC International, Boyu Capital, CITIC Capital and China Development Bank, said the person, asking not to be identified because the details aren't public. The parties were identified as investors in an Alibaba statement and the company isn't providing details on the amount of individual investments, [Company Formation | Offshore Company | Company Incorporation]Alibaba spokesman John Spelich said in an e-mail yesterday.