... material, such as natural gas, liquefied peroleum gas, liquefied ammonia, carbon bisulfide, epoxy ethane, gas, butane, dimethylmethane, propylene ... ,sewage suction truck10. High altitude working truck11. Chemical liquid truck12. Van truck,insulated truck,refrigeration truck13. Semi ... cement transportation semi-trailer,container semi-trailer,chemical liquid semitrailer,etc more than 300 types in total. ...