Ndili ndi zaka zambiri pakupanga 3 ton sling , Lishenflex imatha kupereka mitundu yambiri ya 3 ton sling . 3 ton sling imatha kukumana ndi ntchito zambiri, ngati mukufuna, chonde pezani ntchito yathu yapaintaneti yokhudzana ndi 3 ton sling . Kuphatikiza pa mndandanda wazinthu zomwe zili pansipa, mutha kusinthanso matani anu amtundu wa 3 molingana ndi zosowa zanu.