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Using equipment, operator. Factory worker is indoors with hard hat.
Portrait Caucasian professional Engineer factory. Manufacturing Factory.
Customer service, hotline operators consult customers with headsets on computers, 247 global online technical support, Call center, call processing system, Vector illustration
Businessman sitting at the desk with laptop computer in call center
Professional Caucasian manager engineer wearing safety hardhat is training industry worker, workshop factory operator, mechanical engineering team production in heavy industrial manufacture factory.

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