On deepening economic and trade cooperation, the leaders agreed to uphold the effectiveness of the multilateral trading system, and work together to achieve positive outcomes at the 11th WTO ministerial conference; promote trade and investment liberalisation and facilitation and enable the general public to benefit from trade, it said.
Xi pledged a massive funding boost to the new Silk Road, including an extra 100 billion yuan ($14.50 billion) into the existing Silk Road Fund, 380 billion in loans from two policy banks and 60 billion yuan in aid to developing countries and worldwide institutions in new Silk Road countries.
Chinese officials insist the initiative is purely commercial, but foreign diplomats and political analysts also see an effort by Beijing to promote its own vision of trade and security arrangements and reduce the US presence in Asia.
The foreign ministry also cited concerns about the "unsustainable debt burden" China's partner countries along the route would have to bear.
Further, Beijing's much-trumpeted support of the European Commission's Investment Plan to create jobs and foster growth in Europe, which the Chinese government announced past year to link the Belt and Road Initiative with European infrastructure plans, has never materialized.
"The European Commission, who has a mandate, who has the capacity to negotiate on behalf of member states on trade-related issues, we were not given a chance to negotiate on the text", he said.
"It wasn't a very wise decision to boycott [the forum]", said Swaran Singh, an expert on India-China relations at New Delhi's Jawaharlal Nehru University.
It may be recalled that India had on Saturday had issued a strongly-worded statement on the eve of the event.
The prime minister said the new OBOR family and the wider worldwide community should coordinate and synergise their initiatives to create and enhance the space for cooperation.
The two sides have looked into ways Egypt can benefit from the financial opportunities offered by the fund to the states on the Silk Road within the initiative to reactivate it, launched by the Chinese president.
World leaders, including Russian President Vladimir Putin, heaped praise on the idea which Xi boasted would be "a project of the century" and "unleash new driving forces for global economic growth".
"We need to seek win-win results through greater openness and cooperation, avoid fragmentation, refrain from setting inhibitive thresholds for cooperation or pursuing exclusive arrangements and reject protectionism", he said.
"Unprofitable investments are not good for anybody", said Andras Vertes, chairman of GKI Economic Research. "(But) in a world of growing interdependence and challenges ... no country can tackle all the challenges or solve the world's problems on its own".
This edition of the forum was attended by Pakistan Prime Minister Sharif, his Sri Lankan counterpart Ranil Wickramasinghe.
Addressing the media on the second and last day of the forum meeting, Xi said 68 countries have signed the agreement of cooperation.
China is reportedly establishing some military bases in Gilgit-Baltistan, a territory whose sovereignty is disputed, said the founder of the Gilgit-Baltistan Thinkers Forum, Wajahat Khan.