Singapore Telecommunications, Southeast Asia’s largest phone operator, appointed Hui Weng Cheong as chief executive officer of international operations to replace Lim Chuan Poh, who is retiring.

Hui, 55, will formally take on the role Dec. 1, SingTel said in a statement today. The executive joined SingTel in 1980 and is currently chief operating officer of its Thai unit, Advanced Info Service Pcl, where he is responsible for sales and marketing, network operations, information-technology solutions, and customer and services management, the Singapore-based company said.

 

SingTel announced Lim’s retirement on June 10 and said he agreed to work until the end of the year.