訂做通開掛鎖，統開掛鎖，子母掛鎖，二級管理掛鎖

PADLOCKS: from the material classification, can be divided into copper padlocks, iron padlocks, stainless steel padlocks, and zinc alloy padlocks. From the structural classification, can be divided into password padlock, pin padlock, leaf padlock. From the surface treatment points: can be divided into electroplating padlock, plastic padlock, spray paint padlock. All padlocks can be customized to open padlocks, I. E. One key can open all padlocks, with dimensions from 20. All kinds of 20-50mm can…