During meal times, they have to sit separately and face-to-face conversation is also forbidden.

"Before resuming work, we set up a special work team to collect information about all the 6,083 employees' travels during the long holiday," said Liu Chang, deputy Party secretary of the company. "Every day, the living areas will open to workers with thorough disinfection operations being conducted four times daily."

Striving for effective epidemic prevention and control work, Changchun has made efforts to promote full production resumption in the city.

As of Feb 11, 52 percent of the city's large-scale companies had resumed operations.