问：据报道，昨天中方举行了南海岛礁建设纪念碑揭幕仪式。请介绍相关情况。举行这一活动的目的是什么？

　　答：昨天，新华社已经发布了相关消息。中方在南沙群岛的岛礁建设主要目的是为了完善岛礁的相关功能，改善驻守人员的工作和生活条件，更好地履行中方承担的国际责任和义务，为国际社会提供更多公共产品，有助于保障对中国及地区国家发展至关重要的南海航行通道的安全。 

Q: It is reported that yesterday, China has unveiled a monument to mark its construction work in the South China Sea. Do you have more information? What is the purpose of this activity? 

A: Yesterday, the Xinhua News Agency released the relevant information. China's construction activities on the Nansha islands and reefs mainly aim to improve the relevant facilities of those islands and reefs as well as the working and living conditions for the personnel stationed there, so that China could better fulfill its international responsibilities and obligations, provide more public goods to the international community, and help to safeguard the security of the South China Sea navigation channels which are vital to the development of China and regional countries.