OSI COMPANY GROUP CO.,LTD . (OSI) is a leading high-tech chemical and industrial enterprise. We cooperate with Research Institute of Physical and Chemical Technology of Chinese Academy of Sciences. Our company has an integrity of research and development, manufacture, export and service of a range of products regarding optical brightening agents applied in the fields of textile, dyeing and printing, plastic and short fiber, paper making, daily chemicals, simultaneously formaldehyde resin (crosslinking agents) for paintings and other categories of dyeing and printing auxiliary agents.

Established in 1998, our company has workshops in garden style and modern office equipment. With an occupied land of 15 hectares, fixed asset of USD10 million, a number of employee of 200 and science and technique personnels of 60, OSI has offer a platform with strong foundation for whitening chemical products.

With 34 series of optical brightening agents and 2 categories of formaldehyde resin, annual production quantity of brighteners and amino resin has reached to 5,000MT and 20,000MT respectively.

We will persistently put the priority of science and technology creativity into the first place. OSI has obtained certificates of ISO9001 and ISO14001. Our products have exported to Germany, Indonesia, Vietnam and other countries in Southeastern Asia and Europe.

With sales center in the city of Hangzhou and professional personnels, OSI has established a platform of sales and marketing as well as logistical systems.

Program introduction: our company is a testing basement of Research Institute of Physical and Chemical Technology of Chinese Academy of Sciences. Through strong technological support from Chinese Academy of Sciences, OSI has established a R&D platform and specialized in optical brightening agents.

Domain products of OSI are ER-330 and EB-330, which are the pre-disposal agents for printing and dyeing industrial applications and they are suitable for increasing whiteness and fluorescent of various fabrics. With unremitting painstaking for past years, research and development, manufacture and sales of main products, OS325-80 and OS303-98 Melurac amino resin (crosslinking agent) for coating chemicals has formed an integrity with a large scale. Simultaneously each technique index has reached to international standards. We have gained good comments from customers at home and abroad in the regards of quality and service.

We established international trading department in 2006, which plays an important role for export in fine chemical industry based on strong foundation, good reputation and powerful financial support. Its basic function exercises international trade of fluorescent brighteners and amino resin of OSI Company. We offer a convenient stage for other auxiliary products with the brand name of "Ositer".

Main products of the trading department are fluorescent brighteners in the fields of textile and printing, plastic and short fiber, papermaking and daily chemicals, simultaneously amino resin and other auxiliary agents for printing and dying.

We insist on the principle of taking your life more brightened. We are sincerely expecting to cooperate with persons of the same trade on the basis of mutual benefits as well as for purpose of seeking highest achievement and creating a brilliant future together.