Jieyiman Biotechnology (Lianyungang) Co., Ltd. is a technology innovation enterprise located in the Economic and Technological Development Zone of Lianyungang City, Jiangsu Province, covering an area of 16,000 square meters. The company is dedicated to the research, development, production, and sales of pharmaceutical raw materials and intermediates, vitamins and vitamin derivatives, as well as fertilizer synergists. Its current main products include 5-aminosalicylic acid, phenylbutazone sodium, propylthiouracil, sulbutiamine, pyridoxal phosphate, n-butyl thiophosphoric triamide spermine, and 3,4-dimethylpyrazole phosphate, among others. The company boasts advanced production processes, comprehensive production facilities, complete testing methods, and strong technical capabilities with robust R&D capacity. It maintains long-term and stable cooperative relationships with multiple GMP-certified factories and state-owned foreign trade enterprises in China. Additionally, the company employs several chemical technology experts responsible for product development and maintains close ties with major chemical-focused universities across the country. The company specializes in oxidation reactions, chlorosulfonation, acetylation, nitration, hydrogenation, and other related reactions. It operates multiple multi-functional production workshops for both manufacturing and R&D purposes and is capable of accepting custom production and processing orders for various fine chemical products and pharmaceutical intermediates from domestic and international clients. Guided by a professional attitude, outstanding technology, and superior quality, the company upholds the principles of integrity, efficiency, and rigor. With "Virtue and Commerce" as its philosophy, it adheres to the strategy of "Service as the Foundation, Mutual Benefit and Win-Win," striving to provide customers with the finest products and highest quality services.