CHN ENERGY was formed by the merger and reorganization of China Guodian Corporation and Shenhua Group Co., Ltd., two of the world's top 500 enterprises. It was officially established on November 28, 2017. It is an important state-owned backbone enterprise directly managed by the central government and a pilot enterprise for the reform of state-owned capital investment companies. It ranked 108th among the world's top 500 enterprises in 2020.

China National Petroleum Corporation is an important state-owned backbone enterprise. It is a comprehensive international energy company mainly engaged in oil and gas business, engineering and technical services, petroleum engineering construction, petroleum equipment manufacturing, financial services and new energy development. It is one of China's major oil and gas producers and suppliers.

On November 13, 2000, AstraZeneca agrochemical company, AstraZeneca's agrochemical business, and Novartis's crop protection and seed business were separated from the original company and merged to form the world's most powerful enterprise focusing on agricultural science and technology————Syngenta

Bluestar is a professional company under China Chemical Industry Group Co., Ltd. It is an advanced chemical materials and special chemicals company with material science, life science and environmental science as the leading business. It has 58 factories, 45 scientific research institutions, 4 overseas enterprises and 3 listed companies around the world. It is one of the important chemical enterprises in China.

In January 2016, the Chinese state-owned enterprise China Chemical Group acquired Krauss Maffei, a German plastic equipment manufacturer, for 925 million euros. Krauss Maffei was founded in 1839 and started from the production of railway locomotives. In the 1930s, the company also operated the tank construction business. In 2016, the military part of the enterprise was incorporated into Krauss Maffei wegmann company

China Chemical Industry Group Co., Ltd. is one of the world's top 500 enterprises and the largest manufacturer of basic chemistry in China. Founded on May 9, 2004, CHEMCHINA was reorganized and established by China Bluestar Corporation, China Haohua Chemical Corporation and other enterprises.