Profession engineer or technician worker use walkie talkie to contact with co-worker or team staff
Technician or engineer worker man hold walkie talkie to contact with team member or staff
Professional technician or engineer worker hold light stick to check and fix the problem of parts
Two professional engineer or technician workers man and woman discuss with drawing paper
Factory workers man and woman discuss about work and stand in workplace with wheel
Back of technician or factory worker woman stand and show action to the driver in electric train
Front view of professional technician or train factory worker hold light stick to check and fix
Professional engineer or technician worker man hold walkie talkie and archboard stand in front
Wide shot of two professional engineer or technician workers man and woman discuss with drawing
Professional engineer or technician stand in front of electric train and write the data on paper
Professional engineer or technician stand in front of electric train and write the data on paper
Vertical image of professional engineer or technician worker woman stand with arm-crossed in front
Professional engineer or technician workers man and woman hold white drawing paper
Close up hands of technician or engineer worker record the data about the checking and maintenance
Professional engineer or technician worker woman check and discuss the problem of parts under train
Lower view of train factory or professional technician worker check and fix the problem of train
Two professional engineer or technician worker discuss about work and stand near the train
Professional engineer or technician worker woman hold walkie talkie and look at camera
Technician or engineer worker man hold walkie talkie to contact with team member or staff
Pretty factory worker woman point to left side using walkie talkie and also hold tablet with smiling
Professional engineer man teach or guide process to control or work with the machine to co-worker
Side view of professional engineer or technician factory worker hold tablet and look to the left
Verital image of two professional engineer or technician workers man and woman discuss with drawing
Profession engineer or technician worker use walkie talkie to contact with co-worker or team staff
Professional engineer or technician worker woman point to archboard to discuss with co-worker man
Profession engineer or technician worker use walkie talkie to contact with co-worker or team staff
Side view of train factory workers man and woman discuss about work in workplace of maintenance part
Professional technician worker man stand and talk about work to engineer or coworker woman in front
Wide shot of portrait of professional engineer or technician workers man and woman look at camera
Technician or engineer workers man and woman stay in front of electric train and they look happy
