BEIJING, Nov. 21 (Xinhua) -- Chinese Premier Wen Jiabao's active engagement at a series of meetings for East Asian leaders in Bali, Indonesia, has helped boost China-ASEAN traditional friendship and East Asian cooperation, Foreign Minister Yang Jiechi said Monday.

During his stay in Bali, Wen attended the 14th summit between China and the Association of Southeast Asian Nations (ASEAN), the 14th summit between ASEAN, China, Japan and South Korea, the sixth East Asia Summit, as well as a trilateral summit that included China, Japan and South Korea.

Following the meetings, Wen paid an official visit to Brunei and held talks with Bruneian Sultan Hassanal Bolkiah on bilateral ties and issues of common concern.

Wen's visit to Brunei and his attendance at the series of meetings for East Asian leaders were conducive to deepening friendly relations with Brunei and other East Asian nations, Yang said.

Wen's activities, Yang said, demonstrated the image of China as a confident, open and responsible country and created a favorable external environment and a favorable neighboring environment in particular.