State-level central enterprises. China Chengtong Holding Group Co., Ltd. is a state-level central enterprise. China Chengtong was founded in 1992. The Group has more than 100 subsidiaries and 6 listed companies in China. Through the adjustment of layout structure, industrial transformation and upgrading, independent innovation of business model and technology, China Chengtong strives to cultivate and build its main business sectors and competitive advantages, further highlight its core competitiveness, and strive to become a large company and enterprise group with international competitiveness.