Siregar, S. S., Nursafitri , S. . and Rehatta, S. D. . (2025) “The Mandarin Language Training for Business to Enhance Vocational Student Competitiveness in the Global Era”, Majalah Ilmiah UPI YPTK, 32(1), pp. 12–16. doi: 10.35134/jmi.v32i1.179.