Weichai Power: Unaware of the reasons for the unusual fluctuation in stock price and trading volume.

Weichai Power announced on November 6 on the Hong Kong Stock Exchange that the board of directors of the company is aware of the increase in the company's stock price and trading volume today. The board declares that it is not aware of any reasons that may have led to the aforementioned changes. After conducting all reasonable inquiries into the matter, the board confirms that it is not aware of any reasons for the increase in the company's stock price and trading volume, or any information that must be disclosed to prevent any false market in the company's securities, or any insider information that must be disclosed under Part XIVA of the Securities and Futures Ordinance (Chapter 571 of the Laws of Hong Kong).