Our factory founded in 1999 has achieved CMC and ISO9001 certificates.During these years, the company upholds the tenet of quality supreme and innovation forever.The products cover a wide various cores of ordinary pressure meter, diaphragm meter, stainless steel, pressure meter, machinery, electronic car meter, etc. Our annual production capacity has reached 70,000,000 cores and 8,000,000 pressure meters. Our products are sold to European-American, Middle East, Asia markets as OEM.