2020 07-17 1. First, choose the size of the trolley case. The size of the trolley case has different specifications. The capacity of different sizes is completely different. According to daily life experience, i 2020 07-17 Customized ABS trolley case It belongs to thermo-vacuum forming. The hard shell has an inner lining. The internal texture is more delicate. The surface of the box changes a lot. It is more impact-res 2020 07-17 Customized trolley cases require higher technical requirements and support from professional machines than other soft bags. In addition, the customized production process of trolley cases also has str |