Many different types of adult tricycle

Many different types of adult tricycle, according to electric cargo tricycles into electric and diesel used in construction, coal use, agricultural and pull concrete, pull the coal, steel pull, custom and so on.
1, the construction work of ordinary tricycle, transport of sand, stone, cement, earth, concrete. Features: loading and unloading easy, economical and practical.
2, coal, iron ore with a tricycle, dedicated to the small, low pit tunnel transportation tricycle --- ultra-low crawl tiger. Features: low vehicle can be transported in a small pit tunnel, human height of about 1.45 meters.
3, mining transportation tricycle, with a large car, the car volume of about 2 cubic meters.