Hangzhou Xinyuanzhong Chemical Co., LTD(Shandong ChengWu Zhongyuan Chemical Co., LTD )is located in the home of peony ChengWu county, an enterprise with research and development, production and selling. The company covers an area of 75,000㎡, more than 300 employees. We are the professional manufacturer of Bis (trichloromethyl) Carbonate with the annual production capacity of nearly 8,000 tons，the annual capacity of 4-Aminobenzamide nearly 1200 tons and the annual capacity of organic pigments 200...