Hangzhou Sunflower Technology Development Co., Ltd.

We have four main PVP series products, including homopolymers, copolymers, crosspolymers and complexes with more than 20 products. The products in pharmaceutical grade include Povidone, Copolyvidone, Crospovidone and Povidone-Iodine which include active material and five preparations. All the pharmaceutical grade above respectively comply with curr… More