HOF pressure relay

 Explosion-proof impedance equalizer

 S45C round carbon steel , No.45 round steel rod

 HONEYWELL EBI500

 Electric pure iron DT4C hot rolling bar, TISCO pure iron

 Mechanical 91,

 Cold bonding pellet compression-testing machine

 254smo seamless stainless steel tube

 Filter inductance, inductance coil

 Supply of Ketai 326 structural adhesive, anaerobic adhesive for magnetic shoe of electrical machine

 Iron-casting circle gate

 Aluminium profile yield strength tester, high temperature tensile machine

 Cryogenic valve, stop valve, safety valve

 Leeb hardness tester

 High and low-temperature impact testing machine

 Supply of control panel

 ISMET single-phase transformer

 4014led 4014SMD 4014 patch