Shanxi round steel 4

 Laigang H-beam steel for spandrel girder

 Supply of 3DG27C LC triode

 Supply of diode from any brands

 Shanxi round steel 31

 Silicon steel sheet 22

 5STP04D5200 5STP03D6500 ABB SCR

 Yunnan H-steel1

 Supply of Littlefuse 0257005.PXPV fuse (Medium size fuse for electric cars)

 SAIA module

 BK-10KVA single-phase control transformer (380v 220v)

 Hot rolled plate-3

 Supply of PTC thermistors applied to fire alarms for high schools

 Hot rolled plate 8

 HRB500E deformed steel bar2

 Overload protection device for electric winch,Turning oil pump motor for driving chamberHC18

 Supply of FF450R12KT4 INFINEON IGBT module

 Supply of any type integrated circuit board