China Petroleum Network News (reporter Zhang Han) from March 14th to 15th, the International Symposium on refining and chemical wastewater treatment technology was held in Chengdu, Sichuan. Delegates and Chinese and foreign experts and scholars carry out deep communication and exchanges around the environmental protection of refining and chemical enterprises, promote technology sharing and progress, and contribute wisdom and strength to the       green and clean development of refining and chemical industry.
In recent years, the Chinese government has vigorously promoted the construction of ecological civilization and strengthened environmental protection. It has put forward a series of new requirements for the environmental protection of the refining and chemical industry, issued a new standard of pollutant discharge, and the discharge index of main pollutants of sewage is more stringent. As China's largest oil and gas supplier, petroleum Chinese uphold the green development, clean development concept, actively introduce Suez group and other international well-known enterprises with advanced technology, clean production management experience for decades, to explore a set of refinery sewage treatment the most cost-effective solution, and successfully applied in Sichuan petrochemical, Yunnan Dalian  petrochemical, petrochemical and other dozens of petrochemical enterprises, reached the advanced level in the world. Part of refinery wastewater reuse rate of 75% to 80%, the drainage main pollutant COD is less than 30 mg / L, the oil is less than 2 mg / L, ammonia is less than 1 mg / L, lower than the new national standard, some index dropped to the national standard 50%, for the future to enjoy playing a good foundation of environmental tax reduction.
     Group deputy general manager Duan Liangwei said, Chinese oil has been promoting the development of green ecological civilization construction and actively advocate and practitioner, continue to promote green production, outstanding production and environmental protection of the whole process, and constantly improve the quality and efficiency of the supply of oil and gas products, and strive to create a harmonious development, green development ability, to realize the optimization of social benefit, environmental and economic benefits, to become more creative wealth, excellent enterprise brand influence more and more social appeal. China Petroleum and Suez group cooperate with the international advanced processing technology and management method in the introduction of PetroChina to make the refinery and sewage treatment reach the advanced level of the world.
     The chairman of the Suez water and technical scheme of Suez Shide Ke said that the world's highest standard, the highest quality, most complete process, the whole life cycle of the highest price of the industrial wastewater treatment project, the successful application in the petrochemical industry Chinese and achieved good results, very proud. China Petroleum and Suez's strong efforts jointly promoted the green development of Sinopec industry. Next, the two sides will continue to promote circular economy and smart water business, providing a reference for the petrochemical industry and even the whole industry's green development.
    A total of 230 experts from 40 countries, including France, the United States, Britain and China's petroleum refining, oilfield enterprises, research institutes and professional companies, attended the conference. The national development and Reform Commission (NDRC), the Ministry of industry and information technology, the Ministry of environmental protection and the leaders of the Chengdu municipal government were invited to attend the meeting.