Kev faib tawm thiab siv cov hnab yas
1, hom hnab yas hom hnab yas hom hnab yas hom hnab yas
(1) Kev kub siab polyethylene hnab yas
(2) Tsis tshua muaj siab polyethylene hnab yas
(3) polyethylene hnab yas
(4) polyvinyl chloride hnab yas
Kev siv cov hnab yas
1) Kev siv cov hnab yas siab polythene:
A, ntim khoom noj: pastry, khoom qab zib, khoom kib, biscuits, mis hmoov, ntsev, tshuaj yej, thiab lwm yam;
B, fiber ntau ntim: tsho, khaub ncaws, paj rwb khoom, tshuaj fiber ntau cov khoom:
C, cov khoom siv tshuaj txhua hnub ntim.
Kev siv cov hnab yas tsis tshua muaj siab polyethylene:
A, hnab khib nyiab, hnab kab mob;
B, hnab ntim khoom, hnab ntim khoom, hnab tes, hnab tsho khuam;
C, lub hnab ntim khoom;
D, woven hnab hauv lub hnab
Kev siv cov hnab yas polypropylene:
Feem ntau yog siv rau ntim textiles, knitwear, khaub ncaws, tsho thiab lwm yam.
Kev siv cov hnab yas polyvinyl chloride:
A, khoom plig hnab;
B, hnab, koob-paj rwb hnab, hnab tshuaj pleev ib ce;
C, (zip) cov ntaub ntawv hnab, cov ntaub ntawv hnab.
