The controlling shareholder of Shuanghui International is CDH Investment. The predecessor of CDH Investment Fund Management Company is the direct investment department of China International Capital Corporation (CICC). China International Capital Corporation Limited is a state-controlled investment bank. (investment bank, corporate finance) is a non-bank financial institution mainly engaged in securities issuance, underwriting, trading, enterprise restructuring, mergers and acquisitions, investment analysis, venture capital, project financing and other businesses, and it is one of the largest in the capital market.