Weifang Dongke Chemical Technology Co.,ltd. coastal economic development zone is located in Weifang, Shandong University of Technology for the company technical support, is committed to environmentally friendly flame retardants, pharmaceutical raw materials, new additives technology development and production. Its sales operations around the country and the world's major regions. Companies adhere to market-oriented, timely collection of market information, and strive to do service work. The comp...

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