It refers to manufacturing to facilitate real operation by assembling the external and internal parts of the product. It is a mock-up to minimize unnecessary cost waste over production process before mass production by reviewing and supplementing functions and performance

Recommendation | Hit | Comment Total 16 Stair Cleaning Robot Stair Cleaning Robot Fruit Plastic Containers Play Table Multipurpose Chairs Mouse Board Marker Shelf Self Camera Stick Stand-Type Light Stand-Type Light Pet Dishes Printer Mobile Phone+ Holder Mobile Phone+ Holder Phone Sterilizer 제목 내용 제목+내용 회원아이디 회원아이디(코) 글쓴이 글쓴이(코) and or