Fried foods (Source: people.com.cn)
Betel Nut (Source: people.com.cn)
Unboiled water (Source: people.com.cn)
Overnight cooked cabbage (Source: people.com.cn)
Moldy food (Source: people.com.cn)
Baked food (Source: people.com.cn)
Salted fish (Source: people.com.cn)
Smoked food (Source: people.com.cn)