living standards, poor farmers in less than complete eliminati on of 4600 Yua n, 8949, 19008. "Five waters r ule": the County investe d 2.169 billi on y uan, similar counti es line the city' s first complete t he 42 km of sew age pi pe netw ork constr uction, com pleti on rate ranke d first in the city, w on the provincial r ural sewage treatment w ork better; key polluti on sour ces such as el ec