The injection molding department is responsible for making the case and some parts. Large-sized boxes will be divided into upper and lower covers for injection molding, and small-sized boxes such as the upper and lower covers of cosmetic boxes will be made with a mold.

If you go out to work, should you prepare a big trolley case, put your own clothes, and all kinds of food prepared by the family. BUBULE mute universal wheel trolley box can meet your requirements. 18’’, 22’’, 25’’ and 29’’, 4 specifications to choose, there is always a suitable size for you, let yo

The lever wobble is normal for the following reasons: 1. The spring button connected between the lever and the lever. 2. There is a gap between the big drawbar tube and the small drawbar tube. Otherwise, the two drawbar tubes cannot be pulled out too tightly. There is a plastic ring at the connection between the built-in rod and the spring, which also has a stabilizing effect.

The structure of the two wheels is simple, the wheels are oriented, and they are generally buried halfway in the box, which is tightly connected to the whole box. It is almost impossible to go wrong when the quality passes.

Six production processes for trolley luggage:The first process is compounding,The second process is to cut the composite material into the shape required by the trolley luggage,The third process is to process the cut material with a sewing machine,The fourth process is the upper plate and bow,The fifth process is the pull rod and wheels,The sixth process is to cut off the extra head and packaging work.

Nowadays, the trolley case is full of our business trips, travel, school, etc. The trolley case has become a must-have item. The trolley case of many friends around us has a problem before it is used for a long time. We often complain about the quality of the trolley case. Too much. In fact, not only that, in addition to the quality aspect, the trolley case also has the usual attention and maintenance. The emphasis on the use and maintenance can make our love box more durable.

What are the important factors for measuring a high-quality trolley case? Let's take a look at it together! 1. Universal wheel,2.The internal division,3.Tie rod,4.Password lock,5. Protection.

How to replace the wheels of the trolley luggage by yourself?

Choose ABS material or PC material for the trolley luggage?Each material has its own advantages and disadvantages. This mainly depends on personal hobbies.