Stage of sampling Origin of sample
(food categories) Number of samples
analyzed Number of positive
samples % Of positive samples
in the category
Stage 1 Infant formula and milk powder 47 1 2.1
Milk and milk related beverages 12 0 0
Chocolate and candy 8 3 37.5
Miscellaneous food products Cereal (products) 12 0 0
Infant cereal (rice-based complementary foods for infants) 11 0 0
Infant cereal (wheat-based complementary foods for infants) 5 3 50
Adult cereal (ready to eat) 8 1 12.5
Wheat flour 5 5 100
Stage 2 Wheat floura 13 13 100
Stage 3 Wheat kernel 8 5 62.5
Dry noodles 5 5 100
Deep-frozen dumpling 7 3 42.9
Total 141 34 24.1