1, Beijing Yuhuan Jinghui Jingcheng Gas Technology Co., Ltd. As of August 7, 2023, the business scope of Beijing Yuhuan Jinghui Jingcheng Gas Technology Co., Ltd. was: production of chemical products, production of hazardous chemicals (including hydrogen), management of hazardous chemicals, transportation of dangerous goods on roads, inspection and testing of special equipment, and production of food additives. Beijing Yuhuan Jinghui Jingcheng Gas Technology Co., Ltd. has the authority to manufacture hydrogen. The company was established on 20 1 1.65438+.
2. China heavy trucks. China Heavy Truck Co., Ltd. is one of the leading enterprises in hydrogen production industry. Mainly engaged in automobile manufacturing and hydrogen production, hydrogen production capacity and technical level are in a leading position in China. The company was established in 1930, and its listing date is: 165438+20071October 28th.