Safety operation

1. The number of broken wires, corrosion wear and deformation of the diesel engine crane wire rope shall comply with the national standard.

1. Checking if the steel bar bender machinery properties is good. Working disk and steel bar bender table keep level, ready well each kind the core shaft tool shift 2. Install the core shaft and other

1.Before construction, must make sure the tools, equipment, and raw-material is complete and intact. 2.Make sure the construction place safe before shortcreting, draw out the pumice of shortcereting a