Xim: CMYK Dawb
Cov kua roj vanish, yaug ntxuav kua muaj
Tsis muaj condensing, Tsis muaj stratification, Tsis muaj nag lossis daus phenomena
Sau rau ntawm hlau, iav, ceramic, ua npuas ncauj, cob, tawv, PC, PVC, ABS thiab txhua yam nyuaj thiab mos yob rau yob cov khoom, thiab lwm yam