ULAN BATOR, June 26 (Xinhua) -- A senior leader of the Communist Party of China (CPC) says China-Mongolia ties have reached an all-time high with no unsettled major issues remaining.

    "My visit here aims at laying a solid foundation for the sustained growth of China-Mongolia relations by reviewing the past, summing up experience and looking into the future," He Guoqiang, a member of the Standing Committee of the Political Bureau of the CPC Central Committee, told Mongolian Prime Minister Sanj Bayar on Thursday.

Mongolian Prime Minister Sanj Bayar (R) meets with He Guoqiang, member of the Standing Committee of the Political Bureau of the Central Committee of the Communist Party of China (CPC) and secretary of the CPC Central Commission for Discipline Inspection, in Ulan Bator, capital of Mongolia, June 25, 2009

China and Mongolia have enjoyed numerous exchanges and cooperation in various fields in recent years with the support of leaders from both nations, He said.

    He's three-day visit came as China and Mongolia this year celebrate the 60th anniversary of diplomatic relations.

    "The six-decade relations showed that both countries' efforts to enhance political trust, deepen good-neighborliness and carry out mutually-beneficial cooperation not only serve the common interests of both peoples, but also contribute to regional and world peace and development," said He, who is also secretary of the CPC's Central Commission for Discipline Inspection.

    Bayar and He also witnessed the signing of cooperation deals on education, economy and trade.

Damdin Demberel (L), chairman of the State Great Hural (Parliament) of Mongolia, meets with He Guoqiang, member of the Standing Committee of the Political Bureau of the Central Committee of the Communist Party of China (CPC) and secretary of the CPC Central Commission for Discipline Inspection, in Ulan Bator, capital of Mongolia, June 25, 2009.

Also on Thursday, He met with Damdin Demberel, chairman of the Mongolian State Great Hural (parliament), and said inter-legislature ties have played an "irreplaceable" role in strengthening bilateral good-neighborly relations, boosting cooperation between the two countries and deepening friendship between the two peoples.

    Demberel said the Mongolian State Great Hural will strengthen its ties with China's National People's Congress (NPC) and play a positive role in promoting bilateral relations.

    He also launched an event during which Chinese doctors performed cataract surgeries for nearly 50 Mongolian patients.

    On Friday, He met separately with the leaders of three major Mongolian parties. He told the leaders that the CPC has always valued ties with Mongolia's political parties and is willing to work with them on the sound development of bilateral relations.

    Mongolia was the last leg of He's four-nation visit, which also took him to Egypt, Spain and Jordan.