yd222云顶线路检测中心(中国)有限公司-BinG百科

POPULAR INFORMATION

• The qualifications and qualifications required for units and individuals to purchase relevant hazardous chemicals.

  2023-11-291. To purchase secondary distributors for sales in our company, one must hold a hazardous chemical business license. 2. Units purchasing precursor chemicals (methanol) must provide proof documents suc

• Introduction to basic knowledge of antioxidants

  2023-11-17Antioxidant is a kind of chemical substance, which can delay or inhibit the process of polymer oxidation when it only exists in a small amount in the polymer system, thus preventing the aging of polym

• Selection skills of plastic additives

  2023-11-03There are many kinds of auxiliaries, about hundreds of them, and thousands of varieties. The selection and application of additives must take into account many factors, such as the type of application

• Zhu Xinhua Investigates the Construction of National Torch Xiaoxian Anti corrosion New Material Base

  2023-07-20On the afternoon of July 19th, a delegation led by Zhu Xinhua, Deputy Secretary of the County Party Committee and County Mayor, and Director Zhu of the Development Zone, visited our company for inspec