Garden maintenance personnel must observe the following precautions: 1. Precautions for spraying pesticides 1. Wear safety gloves. Rubber gloves must be worn during the whole process from dispensing to spraying pesticides. 2. Wear a mask. Wear a mask during the whole process of spraying pesticides. Smoking and eating are strictly prohibited. 3. Stand in the windward to avoid people drifting back into the body with the wind when spraying pesticides, causing poisoning. Wash your hands repeatedly in running water with soap after spraying pesticides. 2. Matters needing attention when using greening machinery. 1. Use and operation: Operators must be trained and familiar with mechanical properties and usage before operating alone. 2. Proportion of oil used: Special greening machinery includes gasoline engine and hybrid engine. Hybrid engines should be familiar with and master the oil ratio in strict accordance with the prescribed ratio to avoid mechanical damage. 3. Maintenance: Check whether all parts are in good condition before use, especially check whether the mower blades are balanced, whether the lubricating oil is sufficient and whether it runs normally after starting. Operation should be carried out according to regulations during use, and the machine should be cleaned and maintained after use, so as to keep the machine in good condition all the time. Report the problem or fault as soon as possible for maintenance.