Is the government still issuing 1-year business visa?

Only for USA for the original issuance, after you must renew it for 3 months each time.

Only 3 months for other countries … The situation seems to become more difficult nowadays.

If you plan to stay here and work remotely you may read these 2 articles :

1. I need a work permit, can you help?
2. May I stay in Vietnam for years even if I do not work officially here and has no other ties to the country?