Nanjing Leather Research Institute can use electronic medical insurance card. The electronic medical insurance card, like the entity social insurance card, is unified and universal in the whole country, and has the functions of identification, information recording, self-service inquiry, medical insurance settlement, payment and treatment collection, financial payment and so on. Electronic medical insurance card is an effective electronic certificate for online application of social security card, which corresponds to the entity social security card one by one, and is uniformly issued by the national social security card platform and managed by Ministry of Human Resources and Social Security.