Yingkou Tanyun Chemical Research Institute Corporation, Tanyun Chemical for short, is a corporation merged by Yingkou Petroleum Chemical Research Institute Co., Ltd. and Yingkou Tanyun Industrial Fine Chemical Co., Ltd. The corporation is a research type manufacturing enterprise specialized in the development and research of fine chemical products. It is located in the western of Xinhu Street in coastal industrial base of Liaoning (Yingkou), covering an area of 65,000 square meters. Tanyun Chemical mainly produces more than 50 fine chemical products in the categories of polyurethane joint mixture series, boron series, agrochemical and medicinal intermediate series, electronic liquid crystal materials, military chemicals as well as custom chemicals, etc. anyun Chemical has successively passed through the authentication of GJB9001A-2001 Quality Management System (GJB) as well as confidential qualification for the scientific research and production of weapons and outfits; and is applying a license for the scientific research and production of weapons and outfits. Besides, it is approved as a provincial-level technology enterprise and a city-level technology center, covering the qualification of one-class chemical enterprise quality inspection institute. Tanyun Chemical has one-class management team and strong technology support. Senior managers in our corporation all have rich management experience from many years' practical work in the fields. Besides for four research laboratories, physical and chemical analysis laboratories and instrument analysis laboratories, our corporation also enters into long-term technology agreement with School of Chemical Engineering and Technology of Tianjin University and Suzhou University to enhance for creating an enterprise with technology as main competitiveness Tanyun Chemical insists on the business strategy of "Honest Business and Win-win Cooperation". It carries out team construction in systematized and humanistic way, aiming at building up a new-type chemical enterprise of strong cohesion and sustainable development.