His creations included a solar cooker made out of an umbrella and tin foil, which did not work very well, and an automatic gate-closer made out of cement-filled tyres.
他的小发明包括利用雨伞和锡箔制造的一台运作良好的太阳能烹饪机，用填满水泥的轮胎制造的自动关门机。
2
BJ-400P type middle speed automatic paper disc machine widely used in the production of paper or aluminum foil as raw materials of the disc child.
400p型中速自动纸碟(盘)机广泛用于生产以纸张或铝箔为原料的碟(盘)子。
3
The automatic control of coiler of aluminium foil slitting machine is fulfilled with S5-115U PLC as central part, its high stability and reliability realized.