The only other sound was the clatter of broken roof tiles underfoot as Wang Zhongcheng picked through the remnants of Two Kings Temple, a 1,500-year-old Taoist sanctuary perched above this city.

• 要说还有其他声音的话，那就是王忠诚踩过残垣断瓦的咯吱声。他在二王庙道观的废墟里拾掇着东西，这座道观耸立在城市高处，有着1，500年的历史。