Kev ruaj ntseg zoo, tshwj xeeb tshaj yog kev kuaj pom muaj kuab paug, yog qhov tseem ceeb tshaj plaws ntawm cov nqaij ua cov nroj tsuag, vim tias cov pa phem tuaj yeem tsis tsuas yog ua rau cov khoom puas tsuaj, tab sis kuj tseem tuaj yeem cuam tshuam kev noj qab haus huv ntawm cov neeg siv khoom thiab tseem tuaj yeem ua rau cov khoom rov qab los. Los ntawm kev ua HACCP tsom xam, mus rau kev ua raws li IF ...
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