Afghanistan's President Mohammad Ashraf Ghani, Bolivia's President Juan Evo Morales Ayma, Panama's President Juan Carlos Varela, Iran's President Hassan Rouhani and Malaysia's Prime Minister Najib Abdul Razak also extended congratulations to Xi through other forms.
Chinese conglomerate HNA Group announced on Monday in Sanya, South China's Hainan province, a new strategic alliance with Singaporean firm GLP Logistic Properties Ltd, and the two sides will together forge a global logistics ecological network.
"The summit has made important contributions to boosting industry cooperation across the Straits," said Liu, who pledged continued efforts to promote economic and cultural exchanges and communication between the two sides.
"As China transits to a more innovation-driven economy, an understanding of how businesses deal with this change is critical to operating in this environment," said Rachel Duan, president and CEO of GE China.
In 2017, about 2.84 billion yuan was poured into the agriculture, tourism, healthcare, education and transportation systems with the goal of reducing poverty on the island.
Many other leaders sent congratulatory messages or letters to Xi on his re-election: Singapore's President Halimah Yacob, Tanzania's President John Magufuli, Azerbaijan's President Ilham Aliyev, Kenya's President Uhuru Kenyatta, President of the Republic of the Congo Denis Sassou N'Guesso, Burundi's President Pierre Nkurunziza, Mozambique's President Filipe Jacinto Nyusi, Nepal's Prime Minister Khadga Prasad Oli and Italy's Prime Minister Paolo Gentiloni.