The four countries all said they cherish their traditional friendship with China, regard China as a trustworthy and sincere cooperation partner, and are willing to make joint efforts with China to deepen political mutual trust, broaden practical cooperation, add new content and momentum to their traditional friendly ties, and push bilateral ties to a new high.

Secondly, the visit has boosted trade and economic cooperation, and promoted common development.

During his talks with the four countries' leaders, Jia brought forward a variety of proposals to increase the size of China's trade and economic cooperation with the four countries, and promote the level and quality of the cooperation.

To positively exert the governments' macro-directing functions, to make bilateral trade and economic cooperation develop comprehensively and in more fields, to boost exchanges of enterprises and to increase mutual investment are among the proposals.

During his visit, Jia also signed many cooperative treaties with the four countries concerning the fields of steel, chemical products, wood and so on.

Thirdly, a stable, friendly and mutually beneficial relationship between China and Europe is not only in line with the interests of both sides but is also conducive to world peace, stability and development, Jia said.

He also hoped the countries in Central and Eastern Europe could continue their efforts in promoting the all-round strategic partnership between China and Europe.

Fourthly, Jia introduced China's achievements and developing experience during the three decades of reform and opening-up, vowing that China will always stick to the path of peaceful development as well as a strategy featuring openness, mutual benefits and win-win results.