1. The staff's portable toolbox, the ear picker's stainless steel toolbox, the repairman's repair toolbox, the doctor's medical kit, etc; 3. Large factories: Most of the large factories are assembly line operations, and the use of small toolboxes is fast and convenient; 4. Bus and aircraft manufacturing enterprises: Large bus and aircraft manufacturing enterprises have high requirements for the environment of tool shops and large workstations, so they must be equipped with certain toolkits. 5. Other fields may be involved






