久久久久国产精品aⅴ天堂,成人性生交A片免费直播APP ,男女扒开双腿猛进入爽爽免费,日本JAPANESE少妇高清

Shangyu Guangming Chemical Co., Ltd. is located in Shangyu Fine Chemical Zone. Since its establishment in 1986, we have become a manufacturer specialized in environment-friendly, mid/high-end acid, basic and direct dyestuffs. The annual output is 5000 MT water-soluble dyestuffs.

We are technically strong with more than 30 senior/semi-senior technicians, experts in dyestuff/intermediate synthesis and application, and technical advisors from abroad. We have long-term technical cooperation with the State Fine Chemicals Key Laboratory in Dalian University of Technology and Leather Research Institute in Wenzhou University. We have a full set of lab facilities and testing equipments.

We can offer our customers with a wide selection of colors from our large product range. Our products are mainly used to dye and print wool, silk, leather, nylon, cotton, nylon/cotton blend, nylon/silk blend, nylon/polyester blend. Our products enjoy a good market at home and abroad for their superb quality coming up to international advanced level and international environment-friendly standard. We also produce other products like vat dyestuffs, PU resin coating agent, dyestuff intermediates, etc.

We passed ISO9001 quality certification and ISO 14001 environment certification.

We are a member of the council of China Dyestuff Industry Association.