| Symbol | Name | Country | Exchange |
|---|---|---|---|
| APD | Air Products and Chemicals, Inc. | US | NYSE |
| GTLS | Chart Industries, Inc. | US | NYSE |
| LIN | Linde PLC | US | NYSE |
| TYNPF | Nippon Sanso Holdings Corp | US | OTC |
| 0M2B | Linde PLC | GB | IL |
| 300435 | Hangzhou Zhongtai Cryogenic Technology Corp | CN | SHE |
| 300540 | Sichuan Shudao Equipment & Technology Co Ltd | CN | SHE |
| AWTRF | Air Water Inc | US | OTC |