【资料图】
1、 美国b类签证指的是外国人士到美国作短期停留的非移民签证的B类旅游商务签证，包括商务考察、观光旅游、看病医疗等。
2、B签证又分为商务的B-1签证，和观光医疗的B-2签证。
【资料图】
1、 美国b类签证指的是外国人士到美国作短期停留的非移民签证的B类旅游商务签证，包括商务考察、观光旅游、看病医疗等。
2、B签证又分为商务的B-1签证，和观光医疗的B-2签证。
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