Application scenarios of a 0.75 ton hand-operated pulley: 1. Power emergency repairs: Installation of transformers on utility poles, reducing the burden of climbing due to light weight. 2. Outdoor construction: Construction of base stations in mountainous areas, facilitating manual transportation and temporary hoisting. 3. Warehouse management: Stacking of lightweight goods, eliminating the need for power dependency. 4. Ship maintenance: Resistant to salt spray corrosion, ensuring safer maintenance of deck equipment.