KABUL, July 25 -- China would like to see a smooth transition of power in Afghanistan and will give more support for the country's reconciliation and economic development, China's newly-appointed special envoy for Afghan affairs Sun Yuxi said here on Friday.

Sun said he had had talks with President Hamid Karzai and presidential candidates former foreign minister Abdullah Abdullah and former finance minister Ashraf Ghani on separate occasions since his arrival on Wednesday.

Both candidates promised him they had reached some agreement and consensus and will work to push forward the country's peace process and support the formation of a government of ethnic unity, Sun said.

"They both are expected to further Afghanistan-China friendship, " he added.

"As for the internal affairs of Afghanistan," the special envoy said, "we believe that the Afghan people can handle them well themselves, and we hope to contribute more to boosting regional cooperation and the country's reconciliation."

During his stay in Afghanistan, Sun also met with U.S. and European Union ambassadors to the country as well as the head of United Nations Assistance Mission.

Sun said the international community would like to see lasting peace and stability in Afghanistan and it is the common responsibility of the international community to provide necessary assistance to the country.

China will host the Afghanistan Istanbul Process Foreign Ministers' Meeting in its northern port city of Tianjin this year. Sun said the Chinese side hopes to take this opportunity to discuss future cooperation with Afghanistan's new president and foreign minister.

The Chinese side also hopes to maintain and promote the good international cooperation in Afghanistan, he added.

Sun, a career diplomat who served as China's ambassador to Afghanistan between 2002 and 2004 and ambassador to India, Italy and Poland, will also visit Pakistan, Russia, India and some other countries.