Hello! The average salary per capita in Taiwan is NT$23,000 to NT$25,000 (roughly equivalent to RMB 4,600 to RMB 5,000).
Consumption levels are about the same as on the mainland. A bowl of beef noodles costs NT$110, a bowl of cold noodles costs NT$50, a catty of mandarin oranges costs NT$30, 3 oranges cost NT$100, a handful of small green onions costs NT$50, and a handful of garlic cloves costs NT$70. (The attached picture shows the marked prices in the local market).