A hand winch is also called a hand winch or a manual winch. It has a vertically installed winch drum and is a machine that can wind but not store ropes when driven by power.It also refers to a winch whose rotation axis is perpendicular to the deck. It is a self-protection and traction device for vehicles and ships.It can perform self-rescue and rescue operations in harsh environments such as snow, swamps, deserts, beaches, and muddy mountain roads. It can also perform operations such as clearing obstacles, hauling items, and installing facilities under other conditions.It is a common safety device in petroleum, hydrology, environmental protection, forestry, transportation, public security, border defense, firefighting and other outdoor sports.