(Adds comment on long-term trend)
BEIJING, Dec 12 (Reuters) - A Chinese central bank official on Friday played down the impact that a weaker yuan would have on the country's exports and said the currency's long-term rising trend was intact.
"We believe yuan depreciation as well as export subsidies will have decreasing effects on trade or will provide no stimulus at all," said Wang Zili, vice-chairman of the People's Bank of China's postgraduate committee.
"Yuan appreciation is still the long-term trend," Wang told a news briefing on the sidelines of a financial conference.
The PBOC caused a stir in financial markets last week by
letting the yuan
Some economists read the timing of the depreciation as a warning to Washington not to make excessive demands on China to reduce its trade surplus at a time when its economy, and the export sector in particular, has run into trouble. (Reporting by Zhou Xin; Writing by Alan Wheatley; Editing by Ken Wills)