| Symbol | Name | Country | Exchange |
|---|---|---|---|
| 600703 | Sanan Optoelectronics Co Ltd | CN | SHG |
| 300102 | Xiamen Changelight | CN | SHE |
| 300306 | Hangzhou Everfine Photo E Info | CN | SHE |
| 3234 | TrueLight | TW | TWO |
| 6261 | Youngtek Electronics | TW | TWO |
| 8086 | Advanced Wireless Semiconductor Co | TW | TWO |
| 6168 | Harvatek Corp | TW | TW |
| 6706 | Fittech Co Ltd | TW | TW |
| AHV | AXT Inc | DE | F |
| H7B | COHERENT CORP. | DE | F |
| NNM | Onto Innovation Inc | DE | F |