| Symbol | Name | Country | Exchange |
|---|---|---|---|
| AATGF | Ati Airtest Tech Inc | US | OTC |
| FRTN | Fortran Corporation | US | OTC |
| WELX | Winland Electronics | US | OTC |
| AAT | ATI Airtest Technologies Inc. | CA | TSXV |
| KOOL | Masterkool International Public Company Limited | TH | BK |
| 069140 | Nuriplan Co. Ltd | KR | KQ |
| 600202 | Harbin Air Conditioning Co Ltd | CN | SHG |
| 300445 | Beijing ConST Instruments Technology Inc | CN | SHE |