The company has passed ISO 9,001:2015 and ISO 14,001:2015 standard management system certification. Main inspection and Testing equipment: Direct reading spectrometer, universal tester, electrical conductivity meter, endoscope, hardness tester, Jin Xiangyi, type sand tester, hydraulic tester and other advanced equipments at home and abroad can easily and accurately analyse the physicochemical properties of raw materials and products, provide scientific basis for the development and design of new products, and provide guarantee for the quality control of production process.

Environmental System Certificate	Quality System Certificate

Conductivity testing	Endoscope Inspection
Air tightness test	Hydrostatic test

Chemical composition Analysis	Mechanical Performance Test

Pass Ball Test