The Carlyle Group has announced the closing of three investments totaling $60 million in three Chinese growth companies, China Agritech (NASDAQ: CAGC), Nantong Rainbow Heavy Industry and iTour. The three investments were made with Carlyle's recently closed $1.04 billion Carlyle Asia Growth Partners IV fund. China Agritech manufactures organic liquid compound fertilizers and related agricultural products. Nantong Rainbow supplies ship components, and port and marine-related large steel structures. iTour provides comprehensive tourism services.