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In the recent years, Yushan county intensified the technical innovation with investment of almost RMB 100 million on five automatic production line for newly added vehicle parts, heating treatment, and more than 110 automatic precision CNC grinding machines. The bearing qualification rate increased to 98% from the original 80% and the improved the overall market competitiveness of bearings in Yushan county in return.
Ke Lun Co., Ltd has invested 0.32 million yuan for introducing the domestic most advanced ultrasonic cleaning production line to improve the products quality; Tianchang Bearing Co., Ltd has changed its original semi-automatic grinding machine into the automatic CNC grinding machine.
At the same time, Jiangxi Yushan Feiyang Bearing Factory, Jiangxi Kanghua Bearing Manufacturing Co., Ltd, Yushan Yufeng Bearing Co., Ltd, Yushan Tezhong Bearing Co., Ltd and other bearing plants also expanded the equipment upgrading, increased the technical transformation & products development from forgings, steel, car parts, grinding equipment, molecular compounds, plastic tube packaging, seals, shields and prosthetic components to the finished products industrial chain.
"PL9ZZ" new bearing product developed by Yushan Hongwei Bearing Co., Ltd has filled the gap in Jiangxi, basically replaced the imported ones. "SQ", "TC" from Tianchang Group was twice named " Jiangxi Well-known Trademark", meanwhile was listed as the high-quality technology products and Chinese well-known export brand by the United States, France.
Now the bearing varieties in Yushan has increased to five categories, and the size has increased to 568 from the original 216. The Yushan bearings can be found in more than 67 countries and areas, including Iran, Russia, South Korea etc.
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| BHA1312Z IKO | 20.638 | 28.575 | 19.05 |
| BHA1310Z IKO | 20.638 | 28.575 | 15.88 |