Nqaij qaib Nipple Drinking System

Xav tias dawb rau cov khw muag khoom noj muag muag khoom noj khoom haus ua lag luam nyob hauv Suav teb no nrog peb cov kws poultry nipple haus cov tshuab tsim thiab cov neeg nyob hauv Suav teb. Peb lub Hoobkas tseem muaj kev pabcuam nrog kev sis tw nrog.