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