Without the printing ink etc traditional consumables , Low processing cost. Mark clearly, not easy to wear and tear.

无需油墨等传统印刷耗材，加工成本低且标记清晰，不易磨损。

youdao

Without the printing ink etc traditional consumables , Low processing cost. Mark clearly, not easy to wear and tear.

无需油墨等传统印刷耗材，加工成本低且标记清晰，不易磨损。

youdao