Professional clear the drain / clear the sewer / sewer service project: 
 1: a high-pressure cleaning difficult sewers, municipal pipelines, residential buildings, all in charge of the riser, in charge of the pipeline. 
 2: to clear the toilet rushed into the cloth towel and plastic cleaning balls and other soft and hard materials caused by congestion. 
 3: to clear the blockage caused by years of using the toilet pipes urine alkaline thickened so that the diameter thinning. 
 4: to clear the drain caused by the blockage of cement sand, hair and other debris fall into the floor drain. 
 5: clear all types of bathtub surface poon choi pool, including the various channels of the V-shaped bends and S bends. 
 6: ware maintenance and installation toilet displacement squat and catch the water-saving safety accessories pipe dredge. 
 7: the professional pumping manure, septic tank cleaning, Qingtao septic tanks, Qingtao grease traps, Qingtao sedimentation tanks, pumping sewage wells.