National Supervision and Inspection Center of Bearing Quality was set up in 1986 and authorized by the country as a legal third party to make notarization about bearing quality.

　　In 1998, the laboratory passed the system examination made by the National laboratory attestation committee and received CNACL approval certificate, also the authorized book from the National Quality Technique Supervision Bureau In Jan., 2000. It passed the system examination made by China Import & Export Inspection Laboratory Attestation Committee and received CCIBLAC approval certificate. The laboratory mainly dealing with bearing quality supervision, sampling and normal bearing inspection of the country, the ministry or the region. In addition, bearing products quality grade evaluation, bearing quality attestation, commodity inspection of imported & exported bearings, arbitration inspection and new products examination can all be carried out. Other services include special measuring tools inspection for various enterprises in various industries, repair and examination of various special instruments, metrology personnel training and technique support etc.

　　The center is working as a secretary for bearing industry quality inspection association network and provide quality information or inspection technique to network member units.