• Mr.Chang-Yu
    Tel: 86-519-8548 1997/ 8822 3668

  • Mobile:
  • Tel:86-519-8548 1997/ 8822 3668
  • Fax:86-519-8548 4533/ 8548 1043
  • Province/state:Jiangsu
  • City:Changzhou
  • Street:Longhuteng Town Changzhou Jiangsu Province China.
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    About us
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  • Established in 1983, Changzhou Chang-Yu Chemical Co.,Ltd. is located at the Changzhou state-class High and New Technology Industrial Development Zone. It is near the Changzhou Station crossing of Hu-Ning express highway in the south and close to the Changzhou Yangtse Foreign Port. It is the Jiangsu Province star enterprise, the Jiangsu AAA level credit standing enterprise and the national advanced enterprise for exporting goods to earn foreign currency. The company concentrates the development, production and the sale of organic fine chemical products. After nearly 20 years hard working, the company invested in succession for establishing three subordinate companies-- Changzhou Chun-Gang Chemical Co.,Ltd. , Changzhou Chang-Hong Chem. & Tech. Developing Co.,Ltd. and the Changzhou Haidong International Trade Co.,Ltd., the sales revenue has passed 500 million Yuan.

       Our company has 48 million Yuan registration capital, nearly 150 million Yuan fixed asset and occupies an area of approximately 150,000 square meters. Now it has
    more than 600 staff, which including more than 100 specialized technical personnel and 8 senior engineers. Our company has more than 10 item of product patents production technique and our technical force is extremely strong. We have established the long-term cooperation relations with the Tianjin University of Science and Technology, Nanjing University of Science and Technology, Nanjing Industrial University and so on scientific research units.
       Our company's main products include:Resorcin, 1-Naphthylamine, 1-naphthol, m-phenylene diamine, 1-naphthol-4-sulfonic acid(sodium salt), 1-Naphthylamine-4-sodium sulfonate, 6-nitro-1,2-diazoxy-4-naphthalene sulfonic acid, acid mordant black body, etc. We have the import and export power and perfect sales network. Our product sells to places throughout the country, and exports to dozens of countries and areas, such as South Korea, Japan, US, France, Argentina and so on.

       Our company strengthens the new product development and the product technological transformations unceasingly. Through the technological transformations, we improved the existing product quality and promote the product renewal.

       Recently, the resorcin product's annual output is 5,000 tons with above 99.5% content(HPLC), the product quality has reach the the world most advanced level. The annual output of 1-naphthol-4-sulfonic acid(sodium salt) is 1,500 tons, its chemical content is 65%-80%, its chemical content of choice product≥87% (HPLC content ≥99%), the product quality has reach the the world most advanced level, too. The annual output of 1-Naphthylamine is 6,000tons, of which the choice 1-Naphthylamine's total amino number≥99.9%, the pharmaceutical grade choice 1-Naphthylamine's content is 99.99%. According to the customer demand, we can supply the choice 1-Naphthylamine of which the 2-naphthylamine content is 1000mg/kg~10mg/kg. The annual output of 1-naphthol is 4,500tons, of which the choice 1-naphthol content (GC)≥99.9%, the pharmaceutical grade choice 1-naphthol's pure content ≥99.99%. According to the customer demand, we can supply the choice 1-naphthol of which the 2-naphthol content is 1000mg/kg~10mg/kg. According to the overseas customer request, we have solved the problem of the saltpeter body product caking, product has received the general customers' warm welcome.

       Our company objective is: "The quality is the life, the user is God, keep pioneering and be practical-mended, develop by innovation". We advocate green environmental protection and honesty. We are willing to seek the development with the general men of insight and create the glorious future together.

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