Instruction : This pump integrate self suction and no clog , can suck as usual water pump without the bottom valve, do not need to guide and pour water , can suck the filth , precipitate with solid one of big particle , long fibre and abolish all ore impurity , excrement and urine dealing with and project sewage things , totally lighten workers' labor intensity, and it is convenient to use , move , install , seldom maintain, performance is steady.