"Letter of approval from the Ministry of Labour. To obtain this letter, the applicant’s prospective employer in Thailand is required to submit Form WP3 at the Office of Foreign Workers Administration, Department of Employment, Ministry of Labour Tel. 02-2452745, or at the Provincial Employment Office in his or her respective province. More information is available at
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45, or at the Provincial Employment Office in his or her respective province. More information is available at www.doe.go.th/workpermit/index.html "