Since its establishment, Tianjin Zhenxiang has always regarded product quality as the cornerstone of development, strictly controlled the production process, attached importance to the quality inspection of products, and set up full-time quality inspection personnel to inspect the various elements of products one by one, from the inspection of product appearance to the detection of chemical elements, to ensure product quality. Adopt strict international inspection standards. Each inspection process is set to strictly control the product quality, and insist on not leaving the factory for unqualified products.