living standards, poor farmers in less tha n com plete eliminati on of 4600 Yua n, 8949, 19008. "Five waters r ule": the County inve sted 2.169 billion yua n, similar counties li ne the city's first com plete the 42 km of sewage pipe network construction, completion rate rank ed first in t he cit y, won the provincial r ural sewage treatment w ork better; key poll ution sources such as e lectropla