Hell bank notes are known for their large denominations, ranging from $10,000, $100,000, $1,000,000 or even $500,000,000. In Singapore, it is extremely common to find 10 billion dollar banknotes in shops. Hell bank notes usually bear an image of the Jade Emperor, the presiding monarch of heaven in Taoism and what is supposed to be his signaturen in the Latin alphabet (Yu Wong, or Yuk Wong) and the signature of Yanluo, King of Hell (Yen Loo). There is usually an image of the bank of Hell on the back of the bill.