黑几八干日本女人屄视频,国产麻豆精品一区一区三区,1024你懂的欧美日韩,中国美女操逼一级片网站

Shandong Stair Chemical Technology Co., Ltd. was established in 2004. Our original factory is located in the middle section of Lijiang Road of Cao County in Shandong Province, with an area of 90,000 square meters and a building area of 22,000 square meters. Now, our new factory is located at No. 1 of Xingda Road of Cao County Chemical Industry Park in Shandong Province, with an area of 180,000 square meters, and a building area of 90,000 square meters. Integrating production, development, and trade, our company is mainly engaged in the production and sales of rubber auxiliaries and other fine chemical products.

With modern technical facilities, strong technical support and complete detection means, we now are a specialized manufacturer of Rubber Antioxidant series, Rubber Accelerant series, Processing auxiliary series, Protective Wax series, as well as pharmaceutical intermediate and other fine chemical products. Up to now, we have successfully certificated to ISO9001:2015 quality management system, ISO14001:2015 international environment system, ISO45001:2018 occupational health and safety management system and ISO/TS16949:2015 quality management system.

Up to now, our company has obtained a number of honors: We are entitled as the State High-tech Enterprise, "Abide by contract with good Credit worthiness" enterprise of Shandong Province and China Customs A Enterprise;Technical center of Shandong Province, Key Engineering Laboratory of Shandong Province, Shandong Province Academician Workstation and so on. Beside these, our products are entitled as the Recommended Brand Product of China Rubber industry Association, Famous Brand Products of Shandong Province and Shandong Province Famous Trademark; Star member of Shandong Province Chemical Industry, Model Enterprise of Heze Intellectual Property, A council unit of China Rubber Industry Association and a Vice Chairman Member of Rubber Auxiliary Branch of China Rubber Industry Association; Golden Bridge Awards of The 8th China Science and Technology Market, Golden Bridge Award Advanced Group of Science and Technology Market of Shandong Province, Information Technology Application Achievement Award of Shandong Province and Energy-saving Advanced Enterprise of Shandong Province.

Adhering to such business principle of "Reputation first, Customer supreme, Mutual Benefit and continuous improvement ", we look forward to establishing a wide range of cooperation with friends all around the world.