Nanhai Hoyang

　　Enterprise production, and Yang follow stringent quality and production management system, in order to achieve the best quality.
　　Metal raw material quality is critical, well-equipped laboratories and yang has a spectrum analyzer that can accurately test the composition of raw materials and finished products. Check the size of products using Mitutoyo coordinate measuring instrument, also in the process of measurement and the use of dedicated test equipment. In strict accordance with the quality control of production and use of the latest casting technology. Cooperation with the authority of the state laboratory for analysis of raw materials, components and related physical properties of the test.