SHANGDONG Cleanwill Chemical Co.,Ltd.

Shandong Colinville Chemical Co., Ltd. --- build the largest hydrazine production base in the country. The company's carbonyl hydrazide, methyl carbazate, ethyl carbazate, benzyl carbazate and tert-butyl carbazate have reached the world's leading level. Our company is located in Dongying City, a city at the mouth of the Yellow River in China. It is located in the Yellow River Delta area in northern Shandong Province. The Yellow River flows into the Bohai Sea in Dongying City. Dongying City is an emerging coastal open city, the intersection of the Bohai Rim Economic Zone and the Yellow River Economic Belt, and the location of Shengli Oilfield, the second largest oil field in China. Highways, railways, seaports, airports, etc. form a three-dimensional transportation network. Weir Chemical employs many professors from Petroleum University and Shandong University of Science and Technology as technology developers, uses invention patents from the Chinese Academy of Sciences to realize industrialized production of product technology, and forms process technology with independent intellectual property rights. Now it mainly produces and operates hydrazine, as well as azelaic acid and ester, nonanoic acid and ester plastic additives and other fine chemical products. The company's products are of high quality and low price, which is our consistent commitment based on the market. Weir Chemical will continue to cultivate its own technical team in the fine chemical industry, implement technology transformation, improve technology patents, and expand business scope based on domestic invention patents. Vail Chemical develops with an open China, and its integrity will remain as always. We warmly welcome the guidance and cooperation of friends at home and abroad to build a better tomorrow together.