Jiangyin Yujie Environment Protection Technology Co., Ltd., (http://www.epyujie.cn) mainly invested by Jiangyin Pengwei Metal Products Co., Ltd., is an environmental protection type enterprise specializing in strip steel pickling waste liquid disposal and sewage treatment agent R&D with advanced production process. It is supported by Jiangyin City Government as a typical comprehensive utilization enterprise which deals with waste recycle and is engaged in environment protection, energy conservation, recycling utilization of hazardous and waste materials. In recent years, the Company has always kept close cooperation and development relationship with some renowned universities and research institutions. Such as Southeast University and Shanghai Tongji University, etc. to jointly go in for the R&D. digestion and absorption of domestic and international water treatment agent technology.