Premier Wen Jiabao announced in Kunming on Tuesday that China has decided to individually expand the range of products eligible for preferential tariff from the Laos, Cambodia and Myanmar as of January 1, 2006 with an aim to raise the level of intra-regional trade cooperation.

Wen made the announcement while addressing the opening ceremony of the second summit of the Greater Mekong Subregion (GMS) in this capital city of southwest China's Yunnan Province.