In order for a
foreigner to enter Vietnam to work as a corporate intern, the foreigner must
meet the conditions for visa issuance in Vietnam by submitting the following
documents: (i) passport or valid papers related to international travel and
(ii) evidencing any invitation or sponsorship by any organisation in Vietnam[1]. Thus, the enterprise
receiving the foreigner can sponsor any foreigner to work as an intern in
Vietnam.
[1]Article 10 Law on Entry, Exit, Transit and Residence of Foreigners in Vietnam