Foreign Ministry spokesperson Hua Chunying dismissed the report, however.
“After looking into it, the relevant report is not true,” she told a daily news briefing.
“Since the construction and training, this situation, it doesn’t exist – it’s not true. So anything related naturally is not true,” Hua added, dismissing the assertion about China eventually sending its own soldiers.
She did not elaborate. The Defence Ministry did not respond to a request from Reuters for comment.
It has also previously dismissed reports that Chinese military vehicles were patrolling in the south Asian nation.
In recent years, hundreds of people have been killed in the far western region in unrest China blames on militants.
China has also worked with Pakistan and the United States to broker peace talks to end Afghanistan’s Taliban insurgency that has raged since the militants were ousted by US-backed forces in 2001.
Last year, China opened its first overseas military base , in the Horn of Africa country Djibouti. It has previously denied having plans for other overseas bases, but the United States expects it to build more, with Pakistan a likely location.