ABUJA, Nov. 30 (Xinhua) -- A Chinese miner has been identified as one of those killed in an attack by gunmen in central Nigeria's Nasarawa State early this week, a police spokesman told Xinhua on Wednesday.

Kennedy Idirisu, spokesman of Nasarawa State police said another Chinese who sustained gunshot injury is recuperating in a local hospital.

The Chinese, working for a mining company, were returning from a site in a company truck at Alongani village in Nasarawa Eggon local district when the gunmen opened fire on them Monday.

A police escort and two other local people were also killed during the ambush, Idirisu said.

He told Xinhua a police investigation is underway to track down the assailants.