Is the second grade of Shenzhen medical insurance popular in China?

You can't. According to the inquiry of China Travel Service. Com, the second file of Shenzhen medical insurance card can only be used locally in Shenzhen. If you want to go to a different place for medical treatment and employment, you must first go to Shenzhen for medical treatment and then go back to Shenzhen for reimbursement. Social medical insurance is a social insurance system established by the state and society according to certain laws and regulations to provide basic medical needs for workers within the scope of protection.