*Fully equipped with No. 1 canister/box for chemical gas protection, protection objects: hydrocyanic acid, hydrogen chloride, arsine, phosgene, diphosgene chloropicrin, benzene, dichloromethane, Lewis gas, meson gas, Phosphine, etc.;*Fully equipped with No. 3 canister/box for spraying pesticides, anti-paint and anti-odor, protection objects: machine gas and steam, stupid, acetone, alcohols, anilines, potassium tetrachloride, potassium trichloride, methyl bromide, methyl chloride , nitroalkane, chloropicrin, etc.;*Fully equipped with No. 4 canister/box, chemical gas protection, protection objects: ammonia, hydrogen sulfide;*Fully equipped with No. 5 canister/box, chemical gas protection, protection object: carbon monoxide;*Fully equipped with No. 7 canister/box, spraying pesticides to prevent paint, anti-odor, protection objects: acid gas and steam, sulfur dioxide, chlorine, hydrogen sulfide, nitrogen oxides, phosgene, phosphorus and chlorine-containing organic pesticides.