Cheng, C. and Abbas Ali, D. 2025. The Effect of Regulatory Adaptation and Cultural Training on Project Success: Mediating Role of Communication Efficiency in Yunnan Construction and Investment Holding Group. International Journal on Recent Trends in Business and Tourism (IJRTBT). 9, 2 (Apr. 2025), 1-10. DOI:https://doi.org/10.31674/ijrtbt.2025.v09i02.001.