Chinese farmer Li Yuming built miniature submarine. It can accommodate two adults and one child.
The length of the boat - 3 m, height - 1.2 meters. Maximum depth - 20 meters.

Sled for riding on ice.
48-year-old farmer Wu Yulu built a walking robot. Creating a "robot" for his hobby.
He is engaged in this since 1986 and built a robot for 47 "imprisoned" for different functions -
jumping, painting, massage, help in the kitchen, pulling carts, etc.
Farmer Yang Yud fashioned gun and tubes of cars to protect their fields from the arrogant developers who are trying to seize his land.

Gao sanctimonious enthusiast has built a 6-meter helicopter weighing 350 pounds.
Designer Lei Lee invented natatorial bike. Cyclists keep on the surface of the water eight floats.
Sheila Dean mechanic in the construction of their own aircraft using three motor bikes. Aircraft weight - 130 pounds.
Testing of the airplane on the frozen lake.
49-year-old Zhang Yali bicycle built a giant weighing over one ton. He did it as a gift to his 25-year-old son.

Another walking robot master Wu Yulu (see the third photo above)
Yu Jun in five years built a helicopter to go in search of Bigfoot in a national park in central China,
and thus continue the work of his younger brother, who died in search of Bigfoot.
Li Yongli inventor built a unicycle.
Tao inventor built a submarine out of old iron barrels.
In the boat there are two screws, driven by electric motors.