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Ntub dej mica hmoov
Huajing yas-qib mica hmoov, uas yog siv rau hauv tsev kho mob plastics kom ua rau kom cov kev sib tsoo thiab qhov yooj; kom txo qis ntsws.Hauv ntawm cov khoom siv yas ntim ntawm cov khoom siv hluav taws xob, tom qab ntxiv mica, lawv tuaj yeem ua kom zoo dua nrog kev tsim qauv. nws tuaj yeem txhim kho huab cua tiv thaiv ntawm cov khoom yas, kom cov tshuab hluav taws xob tiv thaiv hluav taws xob tuaj yeem tiv thaiv qhov kub thiab txias ntau dua thiab ib puag ncig sib txawv;
