, Welders must undergo professional training, after passing the examination and hold a safe operation certificate shall be allowed to conduct independent operations (during the apprenticeship can gradually master the custody of operation). 2, welders must be required to wear uniforms and use of protective equipment (including heat insulation gloves, insulated rubber boots, face masks), workplace pressure to meet the safety requirements. Before work to detailed examination of the welding machine is normal, the insulation is good, the shell of the welding machine must have a good grounding. , 4, power lines and secondary lines must be complete, good insulation, and may not be used other objects instead. Prohibited in the equipment, cable, pipes, containers and plant metal structure. 5, where cut-fire zone with inflammable and explosive possibilities of parts or toxic hot work must complete the formalities and complete hot work permit, qualified approval before construction of the analysis. 6, electrode holder must be good insulation, wiring to firmly wrap, avoid loosening caused by electric shock. 7, Types Of Welding Wires in the workplace must not store inflammable and explosive materials and should prevent the welding slag and fly caused by other risk measures. 8, wiring or electrical equipment failure, maintenance should be carried out by the electrician, and other persons prohibited to tamper with. 9, sparking support staff should be told to avoid the arc. 10, general maintenance, temporary lighting line lamp voltage should be below 36 volts, welding in the low-lying wet areas or metal containers, the lighting voltage is 12 volts. 11, container Welding Flux, must apply for "operating license within the container outside to be a personal care and good ventilation. Shall not at the same time welding and gas welding work must take certain safety measures, such as when required. 12, found that electric shock should immediately pull down the gates and use the stick hose etc. make it out of power, rapid artificial respiration, not cut off the power, are not allowed to direct his hand upon the body exposed part. 13, is strictly prohibited welded without cleaning, replacement, analysis qualified packed the containers of toxic and inflammable and explosive materials, pipes, etc., as well as live with the pressure equipment. 14 people work, multi-job or a fixed place of welding, should be set up protective barriers.