00:30 High-precision machine manufacturing produces high-quality screws
02:25 00:54 Screw groove depth detection
00:15 Product production details and workshop general picture
00:27 Product panorama display
00:24 #wood #screw Full range of screws on display
00:21 The factory production scene
00:47 How are the products packaged?
00:30 The process of producing screws