| Copper Supplier | ED | RA(oz) | Remark |
| JX | 1/3,1/2,1 | Japan | |
| Hitachi | 1/3,1/2 | Japan | |
| Mitsui | 1/4,1/3,1/2,1 | Japan | |
| Furukawa | 1/3,1/2,1 | Japan | |
| Nanya | 1/4,1/3,2,1 | Taiwan | |
| CCP | 1/3,1/2 | Taiwan | |
| Fukuda | 1/3,1/2 | Japan |
| Copper Supplier | Thickness(mil) | Remark |
| Kaneka | 1/2,1,2 | Japan |
| Dupont | 1/2,1 | USA |
| UBE | 1/2,1,2 | Japan |
| Taimide | 1/2,1 | Taiwan |
| SKC | 1/2,1 | Korea |
| Various Cast Polyimides | 1/2,0.8,1 | - |