Technician pointing upward

Worried technician

Technician man in work wear

Technician smiling showing the way

Technician pumping fist

Technician taking off his hat as greeting

Repair technician

Under construction

Construction worker holding traffic rod

Construction worker bowing to apologize

Factory

Sun

Sunny day

Certificate of appreciation

Certificate of achievement

Award certificate

Graduation ceremony

Certificate of graduation

Certificate of graduation and tube case

Entrance ceremony

Call center operator talking with senior woman

Call center operator talking with man client

Set of call center operator woman’s faces

Set of woman’s uniform 01-2