Schematic Diagram (Preferred format: DSN or SCH)Therefore, we should understand PCB meaning Many benefits, absorb and summarize, and use them. https://www.wellcircuits.com/

　　Schematic Diagram

　　Structure Diagram (Preferred format: DXF or DWG)

　　Structure Diagram

　　Component Datasheet (Include component dimension drawing; this is essential for packaging)

　　Component Datasheet

　　Special Requirements (Any specific details or concerns to be aware of)