BEIJING, Oct. 21 (Xinhua) -- Chinese President Xi Jinping extended a congratulatory message to the 9th Beijing Xiangshan Forum that opened Monday.

The 9th Beijing Xiangshan Forum opens in Beijing, China, October 20, 2019. (Photo: CGTN)

China is committed to advancing cooperation through dialogue, promoting peace through cooperation, and safeguarding development through peace, Xi said in the letter.

Xi called on countries in the Asia-Pacific region to stick together and uphold the UN-centered international system, in the face of complicated security threats.

He also urged them to improve the new type of security partnership, build a security architecture fitting the regional reality and more effectively promote enduring peace and common security in the Asia-Pacific region.