Dollar Peg for Hong Kong. The Hong Kong dollar (HKD) has long been pegged to the U.S. dollar (USD) at HKD$7.83 USD1.00. When the Chinese yuan (CNY) was revalued in July 2005 against the U.S. dollar from CNY8.29 = USD1.00 to CNY8.08 = USD1.00, how did the value of the Hong Kong dollar change against the yuan? The original HK$/Yuan cross rate was HK$ Yuan. (Round to four decimal places.)