| Symbol | Name | Country | Exchange |
|---|---|---|---|
| 002158 | Shanghai Hanbell Precise Machinery Co Ltd | CN | SHE |
| 002239 | Aotecar New Energy Technology Co Ltd | CN | SHE |
| 002639 | Fujian Snowman Co Ltd | CN | SHE |
| 603331 | Zhejiang Baida Precision Mnfg | CN | SHG |
| BCHN | Burckhardt Compression | CH | SW |
| 300257 | Zhejiang Kaishan Compressor | CN | SHE |
| 300580 | Wuxi Best Precision Machinery Co Ltd | CN | SHE |
| 4532 | Rechi Precision Co Ltd | TW | TW |
| 4552 | Lida Holdings Ltd | TW | TW |