1. Poor molding of the top and bottom lid machine may be affected by multiple factors. The following are some of the main influencing factors:

① Improper molding machine settings: For example, excessive pressure, too fast machine speed, etc., may cause the box to be over-extruded and damaged during the molding process.

2. For the problem of poor molding of the top and bottom cover machine, the following measures can be taken to solve it: