BEIJING, April 22 (Xinhua) -- Chinese President Hu Jintao arrived in Saudi Arabia on Saturday for a three-day state visit, the second leg of his five-nation tour, which has already brought him to the United States and will also take him to Morocco, Nigeria and Kenya.

The following is a chronology of the exchange of high-level visits between Chinese and Saudi leaders since the two nations established diplomatic relationship in 1990:

On July 9-11, 1991 -- Chinese Premier Li Peng paid an official goodwill visit to Saudi Arabia, the first visit by a Chinese leader to the kingdom. The two sides reached broad consensus on many international and regional issues of common concern, such as the peace process in the Middle East.

On Oct. 14-21, 1998 -- Saudi Crown Prince Abdullah bin Abdul-Aziz (now the Saudi King) paid an official visit to China, during which he held talks with Chinese President Jiang Zemin and Premier Zhu Rongji. The two governments signed a memorandum of understanding on setting up a joint committee for economic and trade cooperation.

From Oct. 31 to Nov. 3, 1999 -- Chinese President Jiang Zemin paid a state visit to Saudi Arabia, during which the two sides signed several agreements on cooperation in the fields of broadcasting and television, exchange of news information between Chinese and Saudi news agencies, education, and oil production.

On Jan. 22-24, 2006 -- Saudi King Abdullah bin Abdul-Aziz paid a state visit to China, during which the two sides signed a protocol on bilateral cooperation concerning petroleum, natural gas and minerals, as well as several documents with regard to investment, economic and trade cooperation, and technical support. Enditem