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In many poor drought areas, children have to collect water to support the family. On the other hand, they don’t have recreational facilities in their life. Happy Pumping is a kind of pumping equipment and can also function as a seesaw. It can accelerate the efficiency of drawing water from the well according to the leverage principle.
Timbers from local make cost lower and maintenance easier.
Hebei University of Technology
Tianjin, China
Chao Kong,
Hebei University of Technology
Pengchao Huang,
Hebei University of Technology
Jie Ma,
Hebei University of Technology
Zhenzhen Wang,
Hebei University of Technology
