Hello, welcome to jiexiu zhiyao carbon co., LTD. Web site!
The company has passed ISO9001:2015 quality management system certification.
The raw materials entering the factory have undergone strict inspection, and unqualified raw materials are not allowed to enter the factory.
Strict process control is implemented in each production process, and non-conforming products are not allowed to flow into the next process.
The factory products have established enterprise standards higher than the national standards, and the non-conforming products are not allowed to leave the factory.
