1\. There is a panel size limit of not bigger than 480x320mm\. 2.Please panelize your boards with stamp holes, V-cut panels are not supported currently. The more information , visit : [https://support.jlcpcb.com/category/78-smt-assembly](https://support.jlcpcb.com/category/78-smt-assembly)

Hello, Do you have any tutorials or recommendations for how to stamp the hole with paneling?

Please this can help you ! [https://youtu.be/UNSda6lv4cM](https://youtu.be/UNSda6lv4cM)

One guy writes a tutorial :  Panelization of Board for PCB Assembly : [https://easyeda.com/forum/topic/Guide-to-Panelization-of-Board-for-PCB-Assembly-6372ca58b085444ba4ce11c16da79a3a](https://easyeda.com/forum/topic/Guide-to-Panelization-of-Board-for-PCB-Assembly-6372ca58b085444ba4ce11c16da79a3a)