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What are the listed companies in sewage treatment?

who are the listed sewage treatment companies? Let Jintou Xiaobian and his friends take a look!

electrical environmental protection (311172): electrical environmental protection is a local sewage treatment company in Nanjing, which is a high-tech environmental protection enterprise specializing in industrial water treatment research and development design, equipment system integration, project contracting and technical services. The company's main core products are industrial water treatment system equipment such as condensate polishing treatment, water supply treatment, wastewater treatment and reclaimed water reuse.

Bishuiyuan (311171): Bishuiyuan is a sewage engineering enterprise focusing on reclaimed water business. In May, the company established Yunnan Water Industry Development and won half of the water market in Yunnan with the strength of partners. In July this year, The company and Mitsubishi * * * have built a microfiltration membrane production line of 1 million square meters/year. This joint venture is expected to improve the membrane quality while greatly improving the membrane production capacity of Bishuiyuan. It is of strategic significance to open up new markets such as industrial water purification, municipal water supply and landfill leachate treatment.

The first share (611118): The first share established Beijing Urban Water Co., Ltd. (with a registered capital of 4,121.84 million yuan, accounting for 51% of the shares) with a sewage treatment capacity of 1.2 million tons. At present, it is the company with the largest sewage treatment capacity in China. The company signed the Beijing Dongba Sewage Treatment Plant (Phase I) project, which has a designed daily sewage treatment capacity of 21,111 cubic meters.

Xingrong Investment (111598): Xingrong Investment is a large group integrating water supply and drainage in the western region and the most important sewage treatment enterprise in Chengdu. Its business area is based in Chengdu and faces the whole country. It has been successfully extended to Xi 'an, Lanzhou, Yinchuan, Shenzhen, Hainan and other places. In 2111 and 2111, the company won the National Environmental Enterprise Competitiveness Award for two consecutive years, and was rated as one of the top ten influential enterprises in the water industry in 2111 by China Water Network.

Zhongyuan Environmental Protection (111544): The main business of Zhongyuan Environmental Protection is urban sewage treatment and urban central heating, with strong regional business, and the main business area is Zhengzhou area. The market share of this region is 51% for sewage treatment and 41% for heat supply. On the basis of ensuring the stable operation of the two main businesses, the company gives full play to the investment and financing advantages of listed companies and actively invests in local public utilities to serve the people's livelihood and urban construction. Great contribution has been made to the sewage treatment and urban central heating in Zhengzhou and its surrounding areas.

Entrepreneurship Environmental Protection (611874): Entrepreneurship Environmental Protection is a domestic listed company with sewage treatment as its main business. The company has several sewage treatment plants in Zhuangzi and Dongjiao and the best sewage treatment research center in China. It has formed a complete industrial chain of sewage industry from research and design to construction and operation. The sewage treatment capacity of the company has reached 1.49 million cubic meters/day, making the centralized sewage treatment rate in Tianjin more than 81%. In 2113, the company began to explore the export market, entered the Chibi water market in Hubei in 2114, successfully developed the Qujing water market in Yunnan, Baoying water market in Jiangsu and Honghu water market in Hubei in 2115, and entered the Hangzhou water market in Zhejiang and Wendeng water market in Shandong in 2116. In 2117, the company successfully opened up the northwest water market through Xi' an project, and in 2118, the company entered Hebei Anguo water market. Gradually form Wanbangda (311155) in North China, Central South China, Yunnan-Guizhou, Zhejiang, Northwest China and other development areas: Wanbangda is a professional industrial water treatment operator who provides all-round and life-cycle services for large-scale projects in downstream industries such as coal chemical industry, petrochemical industry and electric power. The company has top designers, project managers and engineers in the industry. Committed to providing high-quality and sustainable development solutions and innovative technologies for customers' water treatment systems, unifying water supply, drainage, reclaimed water recovery and water system operation, saving water resources and land resources with professional skills, reducing system operation costs, fully mastering the professional technical capabilities of water supply, drainage and reclaimed water recovery in water treatment systems, with strong comprehensive strength and unified ability.

South China Sea Development: South China Sea Development and Operation, The design scale of sewage treatment project with operational conditions is 558,111 tons/day. In March 2111, the company increased its capital by 38 million yuan to 388 million yuan to Hanqing Environmental Protection Investment Company, a wholly-owned subsidiary, and transferred the ownership of Jiujiang sewage, Danlu sewage and Meijia sewage held by the company.

The listed sewage treatment companies introduced above are More attention should be paid to more financial knowledge.