We own powerful design and development capabilities, first-class processing and testing equipment, perfect quality management systems and a united and coordinated work team. And adhering to the philosophy of customer first and quality first, we strictly inspect and control the quality of each product and put consumers' needs in the first place. Nowadays, our products are widely used in petroleum, petrochemical, natural gas, hydro power, thermal power and other fields, and we have been the suppliers of KNPC, PETROBRAS, Siemens and so on.