Ongoing

首届手搓电池大赛

晒出你的电池组作品，赢点焊机礼包。

Period：2026-07-23 ~ 2026-08-23

Rules
1. 作品须原创并含安全操作说明 2. 一人可提交多件
Prizes
一等奖 UF20B 点焊机 ×1

Enter with one of your published works

Entries

手搓 48V 20Ah 电动车电池组全过程
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