Sino Surplus International Limited

We, Sino Surplus International Ltd. A member of SINOSI Group, is a professional manufacturer and supplier of silica and silicon materials and realted products such as quartz sand, silica powder, silicon metal, quartz tube, rod, disc and plates and so on with more than 20 years successful mineral and chemical industry and worldwide market experiences in China enjoys high credibility reputaion in Japan, Germany, USA and some other countries.
Some of our main group memebers are as follow (not ...