1. Suitable tools: ZTO Express Company will provide professional handling tools, such as trolleys and hydraulic trucks, which can reduce the burden of carrying goods and reduce the harm to the body.

2. Reasonable work arrangement: When the courier hangs the bag, he will arrange the work flow reasonably according to the weight of the goods to avoid repeating the same action for a long time, and also arrange the rest time reasonably to relieve the fatigue of the body.