Add：1/F, Building 2, No. 80, Jinkai Road, Xiangshan Binhai Industrial Park, Dongchen, Xiangshan, Zhejiang
A carrying weight;
B use the venue environment;
C various special climates, such as humidity, high temperature or severe cold.
D working environment contains chemicals, blood, oil, oil, salt and other substances.
E requirements for impact resistance, collision and quiet driving. A single wheel is an important factor in determining the amount of load and the flexibility of driving.