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