北上广深

Traditional (Taiwan): 北上廣深

běishàngguǎngshēn ㄅㄟˇ ㄕㄤˋ ㄍㄨㄤˇ ㄕㄣ

    • Beijing, Shanghai, Guangzhou and Shenzhen (abbr. for 北京 běijīng + 上海 shànghǎi + 广州 guǎngzhōu + 深圳 shēnzhèn)

Character by character

Sources