1. kov npo nrog lus Askiv.
2.tape cov ntaub ntawv uas tsis muaj daim ntawv tso tawm, xws li cov kab xev, PVC daim kab xev thiab daim kab xev, thiab lwm yam.
3.Ca, tsis muaj wrinkles, winding ntawm daim ntaub daim kab xev yog overlapped nrog lub voj voog dhau los ntawm 1/2
4.Hloov ntawm qhov sib txawv winding hom: taw tes winding ntawm tib txoj hauj lwm, thiab muab kauv winding ntawm ntau txoj hauj lwm
5.Semi-automatic winding Muaj rau kev cai lap thiab ceev chaw thiab muaj cov zis tso zis
6. Cov hniav tuaj yeem hloov tau sai.