Yes, 可以拿这个签证进美国.

来源: 于 2011-09-08 22:07:36 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

还是需要用新公司的材料，从新申请H1B签证，才能进美国？

-Not need. Just show the new H1 approval notice to the IO and make sure the I-94 duration matches the new H1 approval duration. If no, ask the IO to fix it.