Chinese Vice Premier Hu Chunhua (L) shakes hands with Singaporean Prime Minister Lee Hsien Loong during their meeting in Hanoi, Vietnam, on Sept. 11, 2018. (Xinhua/Li Gang)

On Tuesday, Hu Chunhua also met with Singaporean Prime Minister Lee Hsien Loong in Hanoi.

Hu said at present China-Singapore relations are enjoying sustained and stable development with cooperation being continuously expanded.

China supports Singapore's work as the rotating chair of the Association of Southeast Asian Nations (ASEAN), attaches great importance to Singapore's unique role in the ASEAN, he said.

China is willing to step up synergy of development strategies with ASEAN countries and deepen pragmatic cooperation so as to build an even closer China-ASEAN community of shared future, he added.

Singapore is welcome to actively participate in the CIIE, Hu also noted.

For his part, the Singaporean prime minister said Singapore is willing to work with China to advance the process of negotiations on the Regional Comprehensive Economic Partnership, safeguard free trade and multilateral rules, and promote regional development and prosperity.

Lee added that Singapore will continue to play a constructive role in deepening China-ASEAN relations.