Supply of dry-type transformer

 P3 indoor LED display screen

 TYA-300 digital display compression-testing machine

 2500V high voltage capacitor, microwave semiconductor diode

 Supply of imported ball bearing steels (diameter 7mm)

 Supply of desk power-driven vertical-type tension tester, electronic horizontal-type tensile test machine

 Supply of quality woodworking saw web

 Supply of 15-inch BD-8312 six-connected lockset

 Supply of stainless steel multihole Cable gland

 P3 color LED display screen

 Coded lock installation

 Mituyoto HR-500 rockwell hardness tester

 Supply of external hanging bracket for shearing force lock

 E14 SMD ceramic capacitor for lamp cap