- 長春Drum packing machine
- 長春Linear electrochemical copper plating
- 長春High speed copper plating
- 長春Steel brush machine
- 長春Belt sander
- 長春High frequency dryer
- 長春Electric control programming and distribution panel
- 長春Wire drawing machine
- 長春Flux cored wire
- 長春Robot equipment debugging
- 長春Waste gas treatment
- 長春Precision layer winding machine
