1.Yoyenera kupanga 15-30L yosiyana kukula化学包装jerrycan。
2.采用mosalekeza mtundu kufa mutu, mmwamba-kuwomba dongosolo, yabwino kwa mankhwala auto-deflashing pa intaneti, zidutswa zidutswa pa line, mankhwala anamaliza kuyezetsa kutayikira pa mzere, kutumiza, kulongedza katundu等,kuchepetsa mtengo ntchito ndi kuonjezera kupanga chierengero。