100v-450v series aluminum bolt capacitor, electrolytic capacitor

 3KW portable gasoline engine generator

 Planet wheel, chain gear, turntable

 Hydrargyrum microthermometer

 SOTE pneumatic element, pneumatic valve SC

 Supply of palladium catalyst

 25KW three-phase gasoline engine generator

 Supply of 664 metal cleaner

 Small aluminium alloy flexible coupling, customizable stainless steel flexible coupling

 BRT12 silicon-controlled optocoupler

 JD-300 bandknife splitting machine