Tributyl(vinyl)tin;CAS No.:7486-35-3

Founded in 2009 as Zhengzhou Sigma Chemical Co., Ltd. and renamed Zhengzhou Yuanli Biological Technology Co., Ltd. in 2018, the company launched into international markets in 2011 and grew sales past $1.6 million by 2013 and profit to $4.5 million by 2017, subsequently building its Shanzhou Production Base (operational by 2021) and establishing the Yuanli Medical Research Institute. Recognized as a National High-Tech Enterprise, National Technology-based SME, and National-Level Specialized and Innovative "Little Giant", the company manufactures fine chemicals, advanced and chiral intermediates, alkaloids, prophylactic biological products, and antiparasitic and specialized reagents, holding patents from its collaborations with multiple universities through its dedicated R&D center. Offering CRO, CMO, and CDMO contract services with guaranteed delivery times and professional quality inspection, the company holds international approvals and sells to customers across North America, Latin America, Europe, Australasia, Asia, the Middle East, and Africa.