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