Analysis of information sources in references of the Wikipedia article "苏阿战争" in Chinese language version.
...Beijing began to closely coordinate with Washington, Islamabad and Riyadh to covertly aid the mujahideen in carrying out the anti-Soviet jihad in Afghanistan.
Then, in the 1980s, Beijing acted in cooperation with Washington to provide Afghan anti-Soviet insurgents with arms, and trained Mujahidin.
...Beijing began to closely coordinate with Washington, Islamabad and Riyadh to covertly aid the mujahideen in carrying out the anti-Soviet jihad in Afghanistan.
Then, in the 1980s, Beijing acted in cooperation with Washington to provide Afghan anti-Soviet insurgents with arms, and trained Mujahidin.