尤物视频污,99热99热99超碰,精品久久久久女少妇,少妇精品无码,日B视屏久久香色,亚洲美女午夜福利av,国产美女被操,国产九九精品,国产久久色情

Henan Yisenyuan Biotechnology Co., Ltd was established in November 2019, with an area of 112,202.74 square meters and a total construction area of more than 40,000 square meters. With advanced production management concepts and product craft & technology, strong talent team, sophisticated testing equipment, stable product quality and rich R&D resources, we are committed to providing customers with high-end products, and determined to inject innovative vitality into the industry.

Now, our company is a comprehensive fine chemical enterprise specializing in the production, processing and sales of pharmaceutical intermediates, and is working hard to be a R&D and production enterprise of APIs. Our existing production and selling products are Guanine, Laurocapram, 5-Bromoacetyl salicylamide, Dimethyl itaconate, 1,3-Propane sultone, Polytrimethylene terephthalate and other intermediates, as well as Allyl amyl glycolate, Allyl Hexanoate and other synthetic flavors and fragrances.

At present, our products are mainly used in pharmaceutical intermediates, APIs and synthetic new materials. Our products are based on domestic trade and concurrently engaged in foreign trade, and gradually develop the markets of Europe, USA, Southeast Asia, South Asia and Africa and South America.

Our business philosophy: leading scientific and technological innovation, supplemented by green and circular development; It is necessary not only to have fortune, but also to own clean waters and green mountains. Our core value is:innovation, responsibility, cooperation and being win-win. we emphasize innovation-driven, take industry-serving China as own responsibility, earn profits by differentiated strategy, and achieve a platform-based win-win cooperation.

Our strategic goal is to be a leading pharmaceutical and chemical frontier enterprise at home and abroad. We hope to enhance economic volume through technology and management innovation, and realize coexistence and common-prosperity through R&D and customer needs; we aim to get steady development and create customers constant values.