Regular PCB boards produced by Elecrow are based on class 2 of IPC-600-H (Acceptability of PCB). Click here to check and download the industry standards IPC-600-H.Definition for Rush Service:
The timestamp on your order of the 12h rush service must be before 2PM Beijing Time to qualify. An order placed at 2PM and later will be considered to the next business day. Similarly, the 24h rush service will be put off the next business day when the order is placed at 6PM or later. The time used is the timestamp on your order, which will be showed once your order is placed. Besides, the 12h rush service is not included stencil and ENIG technology. But the ENIG is available in the