living standards, poor farmers i n less than com plete elimi nation of 4600 Yua n, 8949, 19008. "Five waters rul e": the County inve sted 2.169 billi on y uan, similar counties li ne the city's first compl ete the 42 km of sew age pi pe network constru ction, completion rate ranke d first in the cit y, won the provincial rural sewage treatment w ork better; key poll ution sour ces such as electr