Shanghai Longsheng chemical Co.,Ltd. is a high-technology enterprise.There is a strong team for the research and sales in the company, the company has gotten a great achievement in the research &development and production &sales of chemical raw material, Pharmaceutical intermediate, raw material. We also establish long-term stable cooperative relations with local universities and colleges. With the first class equipment,advanced techniques accurate quality measurement device to ensure our quality. Our products have been used in various fields such as the research &development of biological chemistry We insist on “quality first, customers first” for aim. With all sincerity,we hope we can build mutual benefit cooperational partners base of your support and create a bright future together.