YUANDA ENVIRONMENTAL PROTECTION (600292): The State Power Investment Group Yuanda Environmental Protection Co. State Power Investment Corporation is one of the five largest power generation groups in China, and also one of the three largest nuclear power development and construction operators in China, and one of the world's top 500 enterprises.
Hao Hua Science and Technology (600378): Haohua Chemical Technology Group Co., Ltd. (referred to as: Tianke shares) is approved by the State Economic and Trade Commission, State Economic and Enterprise Reform [1999] No. 745, the Southwest Institute of Chemical Engineering (the former Ministry of Chemical Industry, Southwest Institute of Chemical Engineering) as the main initiator, and will be the pressure adsorption gas separation technology and complete sets of equipment, catalysts, carbon chemistry and engineering design and other excellent assets into the establishment of the company.
The company is a joint-stock limited company established by injecting excellent assets such as variable pressure adsorption gas separation technology and complete sets of equipment, catalyst products, carbon monochemical and engineering design, etc. On August 5, 1999, the company was registered in the Industrial and Commercial Registry, and in January 2001, it was listed in Shanghai Stock Exchange.
Hanlan Environment (600323): Hanlan Environment Co., Ltd. is a listed company focusing on the environmental services industry (stock code: 600323), the business field covers solid waste treatment, energy, water supply, drainage, etc., is China's top 50 environmental enterprises, China's top 10 waste incineration power generation enterprises, for six consecutive years as the country's top ten influential enterprises in solid waste treatment. The company's mission is to build a harmonious life between human beings and nature, and its vision is to become a leading ecological and environmental service provider by adhering to the social responsibility concept of "good steward of the city, a good example of the industry, and a good neighbor to the community".
Hangzhou Oxygen Group (002430): Hangzhou Oxygen Group Co., Ltd. is a company listed on the Shenzhen Stock Exchange (stock abbreviation: Hangzhou Oxygen Group, stock code: 002430), for the industry-leading, large-scale domestic gas separation equipment design, manufacturing and complete sets of enterprises, mainly engaged in the production and sales of gas separation equipment, industrial gases, and petrochemical equipment, is a high-tech enterprise, with a high-tech enterprise, with a "good model of the city, the industry, the community good neighbor" social responsibility concept, the vision of becoming a leading ecological environment service provider. Is a high-tech enterprises, has a national enterprise technology center, is China's major technical equipment localization base.
High energy environment (603588): Beijing high-energy era of environmental technology Co., Ltd. is specializing in environmental technology research and provide pollution prevention and control system solutions of high-tech enterprises. The company was founded in 1992, formerly known as the Chinese Academy of Sciences Institute of High Energy Physics Matting Agency, the company for the A-share main board listed company (603588), the existing fixed staff of 1,800 people, total assets of more than 5 billion yuan.
Kemet Gas (002549): Hunan Kemet Gas Co., Ltd. is located in Yueyang City, Hunan Province, Yueyanglou District, seven miles of the mountain (Baling Petrochemical Fertilizer Division West), the company was founded on June 11, 1991, the overall change of the registration date: December 4, 2007, the legal representative of the Zhu Enfu, the registered capital of 62,370,000 yuan. After years of development, the company has become the current domestic chemical tail gas as raw material, the annual production capacity of food-grade liquid carbon dioxide production enterprises with large.