Recently, ZYS announced that the company will purchase 100% equity of SINOMACH Precision Industry Co., Ltd, a subsidy of China National Machinery Industry Corporation (Sinomach) with the investment of RMB 898 million.
After the acquisition completed, ZYS precision bearing development will receive Chinese top technical support.
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| 4218 bearing | 90 | 160 | 40 |
| 4217 bearing | 85 | 150 | 36 |