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