Three executives with China’s state-owned China Railway Construction Corp. were among the hostages killed in the terrorist attack at a Radisson Hotel in Bamako, Mali, the company said in a statement posted on its website, citing information from the Chinese embassy in Mali.

Those killed, according to the company, were China Railway Construction International Group general manager Zhou Tianxiang and vice general manager Wang Xuanshang, and general manager of the company’s West African subsidiary Chang Xuehui. The three were...