However, the number of research subjects with successful general practice only accounted for 50.9% and 49.1% failed in general practice; in which: 46.3% of meat traders had passed practice and 53.7% have failed practice; 21.4% of seafood traders had achieved good practice; 78.6% of the practice failed, 74.4% of the vegetable traders had a successful practice and 25.6% failed.