尤物视频污,99热99热99超碰,精品久久久久女少妇,少妇精品无码,日B视屏久久香色,亚洲美女午夜福利av,国产美女被操,国产九九精品,国产久久色情

Hangzhou Polychem Co., Ltd. is a key domestic enterprise engaged in the R & D, manufacture and export of high-grade disperse dyes, acid dyes, APIs, dyes intermediates and indole series. The high-grade disperse dyes, including 8 series, can meet all the requirements of customers for high fastness to washing and light as well as outstanding dyeing property on polyester/spandex and super-fine fibers. At present, our annual production capacity can reach 1 0,000 tons and annual sales revenue over 100 million RMB. With self-support imp. & exp. power, we export products to South Korea, Japan, the US, the Southeast Asia and Europe.

Sticking to the principle of Quality First, we strictly abide by the ISO9000 Quality Management System, and have purchased a set of advanced inspection equipments to ensure product quality to satisfy customers.

By importing new technology and techniques, we strive to improve the technological content of products to enhance our international competitiveness. Every year, we make large sum of money in the R & D of new products, some of which have reached world leading level.

Keeping to the business philosophy of "Honest, People Foremost", we always see clients' interests as top priority. And through ceaseless innovation, pursuing efficiency and safe production, we are working hard to become a world-class company in dyes industry.