Shanxi guanli flange company has the independent product design and development capability and the powerful technical support system and complete quality control and quality guarantee system. Our factory founded in 1988,and we have obtained production license for flanges and forgings issued by China State bureau of Quality and Technical Supervision. Our company took the lead to pass the German TUV - ISO9001: 2000 quality system certification and international ISO9002 quality system certification; in 2002, our company obtained the German Rhine PED/CE certification. If you want to learn more information ,please land:xxxxx if you have any question ,please tell me freely. )</p>