This episode examines the flavours that dominate Chinese cuisine. Sweet, salty, spicy, sour and bitter. In Guangdong we see the traditional production of sea salt. In Shanxi we see the traditional production of vinegar. In Sichuan, the chilli and Sichuan pepper vie for supremacy. Foods featured include sweet onion pancakes, sweet preserved duck, Wuxi style sweet pork ribs, Macau style tangerine peel duck, salt water chicken, fish aroma pork strips, broad bean chilli paste, Sichuan hotpot, fishball and seaweed soup.