What does it mean when querying the US visa status shows "issued"

Yes, displaying "ISSUED" means that the visa has been approved and issued.

A U.S. visa is an endorsement by the United States on the passport or other travel document held by its own or foreign citizens to indicate that the holder is allowed to apply for entry into the United States. It can also be said to be an item issued to them. Endorsement certificate.

Holding a U.S. visa does not necessarily guarantee successful entry into the United States. The U.S. Customs and Border Protection (CBP) will make the final decision on granting entry rights at the port.

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Extended information

2012 The new U.S. visa policy was officially implemented on February 13. If the holder of seven types of visas to the United States, including tourism, expires for less than 4 years and applies for the same type of U.S. visa again, he or she can obtain a renewal without having to interview again. Starting from March 16, 2013, a new US visa application process will be launched.

Effective February 13, 2013, some qualified non-immigrant visa applicants who have renewed their visa within 48 months (4 years) of the expiry of the visa they previously held, and the visa type is the same as last time , the consular officer is allowed to waive their interview.

In China, I previously held B (temporary business and tourist visitors), C1 (transit), D (crew and crew members), F (students), J (exchange visitors), M ( Non-academic students) and O (special ability) visa holders can renew their visas under this plan if they are eligible.

/baike.baidu.com/item/%E7%BE%8E%E5%9B%BD%E7%AD%BE%E8%AF%81/4366485?fr=aladdin#9"target ="_blank"title="Only supports selecting a link to take effect">Baidu Encyclopedia: US Visa