●  Full-hydraulic reversing open-type system with high cleanliness of hydraulic liquid, low oil temperature and less reversing impulsion;
●  Auto-return of concrete piston, makes the replacement of concrete piston more convenient and much faster;
●  Full automatic switch between high and low pressure, toggle switch operation, free of leakage and pollution of the hydraulic liquid as well as fast dredge of the blocking pipe;
●  The electro-hydraulic proportional control technology is able to realize infinitely variable control on the pump displacement;
●  PLC control, real-time text display of working conditions ensures safe and reliable operation;
●  The wired remote facilitats the maintenance and operation;
●  The main oil cylinder adopts proprietary technology of water-proof packing to effectively avoid emulsification of the hydraulic liquid;
●  Advanced S-tube valve system with good leak tightness, simple structure and convenient replacement of the wearing parts;
●  The proprietary hard-carbide glass plate and the cutting ring prolongs service life;
●  Main hydraulic components are of well-known international brands with high reliability;
●  All electrical elements are configured based on CE requirements which fully guarantees the high reliability of electrical system;
●  First company in China to pass the third party CE certification and awarded by German TUV Company with CE certificate.