The company's founded in 1993, formerly known as Shangyu o-jiang chemical industry, changed to Zhejiang Yuda Chemical Co., Ltd., in 2003.

It has a perfect quality management system and strong ability of quality control testing, annual sales of more than 40,000 tons.

The company has three tech research institutions In Dalian, and Nanjing, and Shangyu cityand a long-term stability of technical cooperation relations with Tsinghua and Nanjing University.

It's a high-tech enterprises and patent demonstration enterprises in Zhejiang province. Undertake the project of the national innovation fund projects and national, provincial (ministry) level of science and technology projects, with dozens of patent and multiple national level new product,

It's specialized in the production of colloidal silica inChina. The products has some advantage of low impurities, good transparency, colloidal particles uniform and dense structure, high good temperature stability which used widely in precision casting,refractory materials, construction, paint, electronics, batteries, textile, paper-making,catalysts, etc, exported to Europe, the Americas, Oceania, Asia countries.

The company has passed ISO9000.2008 certification and will be reviewed by qualified third-party every year.