1. The use of a crane. Do not sleep too much boom Or use a crane pulled towards the crane 2. Wearing ppe should be appropriate to the task. Especially wearing glasses While shooting nails packing
1. using a lifting crane Don't lie too bummak or use a crane pulled into work find crane 2. Wearing PPE should be used, particularly suitable for wearing safety glasses while shooting Ta Pu walking package .
1. The car crane boom lift. Do not lay too much or use crane to pull pieces of the Crane 2. To wear PPE should be used for work, especially wearing safety glasses while shooting nails ventured