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

Founded in 1986, Sichuan Pengzhou Hengda Biochemical Co., Ltd. is a specialized manufacturing enterprise of plant extractive/chemical synthetic pharmaceutical intermediates and APIs, with leading producing method, leading inspection method, complete facilities, 150 employees and 30,000sq.m of lands. Our main products include Diosmin, Artemisinin, Chlorogenic Acid, Hesperidin, Diosgenin, 16-dehydropregnenolone acetate,△4-Androstenedione,DHEA & Prasterone Acetate, etc. Moreover, we establish good technical cooperation relationships with famous national research institutes and organizations of China.

Since our foundation, Hengda has been highly appreciated and appraised by our customers for excellent quality and reputation, and has experienced great development; up to now, Hengda has got a lot of honors, including "Top-500 private company of China", "Good private enterprise of Sichuan province", "Leading enterprise in Sichuan province" and "Top-38 private enterprise in Chengdu city", etc.