The resumption of work and production is only an expectation, and it has not really started. Even if we resume work, quite a few factories will not start work. After all, many bosses can't get through in the city and can't come if they want to. In addition, no one can give the exact time when the nucleic acid was detected. Although Shenzhen has been unsealed, many factories have not started yet, and quite a few people have gone home.