Baoska (Shangqiu) Chemical Co., Ltd. (Dongyang Chemical Co., Ltd.) is a comprehensive enterprise which integrates new technology research and development, tannery waste liquid recycling technology research and development, chemical production, quantum mechanics, graphene technology and environmental protection equipment. It has a strong technology research and development team and advanced scientific research equipment. Over the past 30 years since its establishment, the company has been adhering to the business philosophy of "taking good as the foundation and repaying the society", devoting itself to the research and development and promotion of the recycling technology of tannery waste liquor, and has obtained more than ten domestic and foreign invention patents, which has made outstanding contributions to the development of clean production technology of leather. The registered capital of the company is $6.5 million. There are two R&D bases in Shangqiu, Henan Province and Jinshan, Shanghai, covering an area of 25,000 square meters and a building area of 10,000 square meters. The company has 140 employees, including 10 graduate students, 41 undergraduate students, 70 junior college students, 2 international chief medical scientists, 2 specially appointed professors and 2 senior professors. There are 2 leather engineers and 30 technicians above junior level. The company has established the Engineering Research Center for Direct Recycling of Tannery Waste Liquor in Henan Province, and maintains close cooperation with Sichuan University, Shaanxi University of Science and Technology, Qilu University of Technology and other universities to further develop and improve the recycling technology of tannery waste liquor. After more than ten years of unremitting efforts, the recycling technology of Baoska tannery waste liquor has been affirmed by the domestic and foreign industry, and more and more tanneries are using this technology. The technology was included in the "Road Map of Water Saving and Emission Reduction Technology for Leather Industry" by China Leather Association in August 2015, and in the "Promotion Scheme of Cleaner Production Technology for Key Water Pollution Prevention and Control Industries" by the Ministry of Industry and Information Technology and the Ministry of Environmental Protection in August 2016. In order to better promote the recycling technology of tannery waste liquor, our company is also investing a lot of money in the research and development of tannery chemical products and renewal, but also in the research and development of production and waste liquor recycling technology matching environmental protection equipment. Baoska Company regards traditional culture as enterprise culture, devotes itself to environmental protection and public welfare, and strives to contribute to cleaner production of leather industry and sustainable development of human health.