| Copper weight | The Min Track/Spacing for online quotation |
| 1oz | ≥4/4mil |
| 2oz | ≥10/10mil |
| 3oz | ≥15/15mil |
| Copper weight | The Min Track/Spacing for offline quotation |
| 1oz | ≥3.5/3.5mil |
| 2oz | ≥6/8mil |
| 3oz | ≥7/12mil |
For 3.5/3.5 mil 1oz.
The distance between drilling holes and track should be more than 8mil.
The Min Track/Spacing among BGA is 4/4mil.