Hangzhou Rainbow Import & Export Co.,Ltd

Our History
1992



Zhejiang Sunflower New Material Co.,Ltd. which was predecessor of STD, engaged in PVP, was set up and Mr. Wu Jiaxiang,the chief expert of the state’s R&D project for PVP in China, was appointed as the general manager.



2002



Changed into a private company, Hangzhou Sunflower Technology Development Co., LTd.(STD) was set up and continuing th... [Detail]