Xinxiang Tuoxin Pharmaceutical Co., Ltd. is a high-tech enterprise integrating R & D, production and sales of nucleosides (nucleotides) APIs and pharmaceutical intermediates in both way of chemical synthesis and biological fermentation. The company has advanced strength in R & D and production in domestic market. In the research and development field, the company has the advantages of early start, large scale and wide variety, and has formed a relatively complete ladder product chain from basic products to high-end products. With the development and accumulation of nearly 20 years, the company has improved the two core technologies of nucleoside production by chemical synthesis and biological fermentation. On this basis, the company has established a high-efficiency catalytic synthesis reaction technology platform, nucleoside fermentation technology platform and biotransformation semi synthesis technology platform, and formed a series of nucleoside (nucleotide) products including pyrimidine series, purine series, nucleotide series and nucleoside series, including citicoline sodium, ribavirin, inosine, cytosine, 5-fluorocytosine, cytidine and other raw materials and Pharmaceutical intermediates; mainly covering antiviral, anti-tumor and nervous system medicine n terms of production management, the company has introduced ISO9001 quality management system certification, realizing the whole process control through product design, development, raw material procurement, process control to product sales; for API products, the company has fully implemented GMP management, GMP certifications are available. Tuoxin carries out certification and registration of various products in several oversea parties and organizations; many pharmaceutical intermediates have passed the official certification of Japan, EU and other countries and regions, a number of API products have passed the DMF certification in India and Uzbekistan. The company always takes innovation as the core, and attaches great importance to the improvement of its R & D comprehensive strength. The company has built "Henan postdoctoral research and development base" and "National Postdoctoral research workstation", which have been successively recognized as "national high-tech industry demonstration project", "the first key enterprises in Henan high-tech characteristic industrial base", "Henan enterprise technology center", "Henan nucleoside engineering technology research center", and won the first prize of Henan science and technology progress. Many products have been selected as "national key new products" and "National Torch Program project". The company with the aim of “Absorbed in life science and care for human health”, with the spirit of “Exploitation, Innovation, Honest and Dedication”, has strong intention that co-operate with friends all over the world hand in hand and developing together