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www.zhixsj.com beijing jinyuanteng chemical technology co., ltd. is a company specializing in the production and processing of chemical raw materials, chemical raw materials and other products, and has a complete and scientific quality management system. beijing jinyuanteng chemical technology co., ltd.'s integrity, strength and product quality have been recognized by the industry. friends from all walks of life are welcome to visit, guide and negotiate business. 2025-01-29