Hangzhou Ruijiang Chemical Co. Ltd. was established in 1992,. ?Ruichem? is a leading manufacturer and exporter of ?color? in China. There is 3 main department in Color area : Pigment. TiO2. Silicone Industry.

Zhejiang Chun-An Foreign Trade Co. Ltd., established in 1973, was a state-owned importing and exporting company, with main business in Chemicals.

In 2007, the above 2 companies were merged as one company, under the name of ? Hangzhou Ruijiang Chemical Co. Ltd.?.

From 2009.2010, ?Ruichem? is authorized as ? Famous Exporting company? by Chinese government and ?credit company? by State-owned bank.

     ?Ruichem? is positively cooperationg with reserching institutes and focus on pigment like: Benzimidazolone. Quinacridone.