Knowledge

1. The tie rod does not extend smoothly When the drawbar cannot extend or retract smoothly, do not use brute force to pull it out or retract it. Forci

1. PC luggage is light in weight For suitcases of the same size, PC suitcases are much lighter than ABS suitcases and ABS+PC suitcases! 2. PC luggage

Hard trolley case 1. ABS material Advantages: light weight, flexible and rigid, can withstand large impact; high surface hardness, good chemical resis

Traditional suitcase materials usually include aluminum alloy, ABS, PC, etc. What are the advantages and disadvantages of those materials compared to

The suitcase made of ABS+PC material is strong. This material combines the excellent properties of ABS and PC, giving it the toughness and processabil

The impact resistance of the trolley case made of ABS+PC is better than that of PC, but it is heavier than the trolley case made of PC. It does not ha