A brush with a mountaineer in Xiangshan Park.[Photo by Zhu Xingxin/China Daily]

He says that as he has no ankle joints - with both his legs amputated below the knees - and depends on his prosthetic limbs it is easy to slip and fall.

In 1975, Xia Boyu attempted to scale Qomolangma for the first time as a member of the Chinese mountaineering team, and encountered a blizzard. Then, his feet were frostbitten and his legs were amputated.