On April 18th, a 76-member Wang Haibin, director of the China Center for International Studies Foundation for Energy Diplomacy, went to a research and development company in Shaanxi. Wang Haiyun and his party first came to the Shaanxi Yanchang Petroleum Group Corporation refinery company, on-site to understand the safety and environmental protection in the production and operation of the work, and proposed guidance. In addition, Wang Haiyun and his party also visited the production facilities of Yan'an Refinery and Yan'an Petrochemical Plant, and fully affirmed the scientific, standardized, refined and technologically advanced production management of the two plants. Double Layer Airless Bottle,Airless Acrylic Pump Bottle,Lotion Cream Bottle Airless,Airless Lotion Pump Bottles Jiangyin keyi packing Material Co.,Ltd , https://www.keyipacking.com