Hebei Yongyang Special Steel Group adheres to the concept of high-quality green development, in line with the principle of "investment is one step ahead, the index is better than peers, and the equipment is not lagging behind for ten years", promotes green transformation through technological upgrading, and has invested 1.3 billion yuan to purchase advanced environmental protection equipment at home and abroad, introduced a number of high-tech from Japan, Germany, Switzerland and other countries, and applied the dry integrated treatment process of active coke desulfurization and denitrification in private iron and steel enterprises, and the organized emission of environmental dust removal has reached the ultra-low emission standard of the steel industry, and the particulate matter concentration is ≤ 10mg/ m, sulfur dioxide concentration ≤ 35mg/m, nitrogen oxide concentration ≤ 50mg/m. Implement fully enclosed material yard, dry dust removal, pneumatic ash conveying, etc. to achieve dust-free operations. Build a modern water treatment center and recycle production water with zero discharge. Build an unorganized control platform, and install 105 sets of unorganized monitoring instruments at major dust production points, intersections, and plant boundaries. Purchase electric heavy trucks to replace heavy-duty diesel vehicles for short-distance reloading of products and reduce vehicle emissions. The purchase of 10 large sweepers, 4 sprinkler trucks, uninterrupted cleaning, the plant "no smoke on the bottom of no dust" Hebei Yongyang Special Steel Group adhere to low-carbon, green, sustainable development, and constantly improve the level and ability of environmental protection, and strive to build the city and even the province's iron and steel enterprises integration, reorganization, transformation and upgrading of environmental protection demonstration project.