Participants visit the exhibition hall at the fourth Belt and Road Summit in Hong Kong, south China, Sept. 11, 2019. Around 5,000 people from across the globe attended the fourth Belt and Road Summit that opened here Wednesday to explore new opportunities over the Belt and Road Initiative. Co-organized by China's Hong Kong Special Administrative Region (SAR) government and the Hong Kong Trade Development Council, the two-day meeting gathered more than 80 government officials and business leaders from China and other countries along the the Belt and Road to share the latest developments related to the initiative.