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Hauj lwm
Txhawm rau cov neeg siv cov khoom thev naus laus zis rau kev siv txoj hlua conveter, Jwell muaj kev vam meej kev tsim cov xov tooj npog lub hau extruder thiab kev txheeb tus pwm, nws tuaj yeem ua molding rau pvc siv qhov chaw saum npoo, kho cov tuab ntawm lub hau, tawm ntawm lwm tus.Qhov no extruder nruab sab laug thiab sab xis, muaj cov yas zoo, cov zis siab, qis zog thiab cov qauv zoo rau cov khoom lag luam
txoj kev.
