The Republic of Singapore (hereinafter referred to as Singapore) covers an area of 724.4 square kilometers and has a population of 5.7 million (June 2019). Chinese account for about 74%, and the rest are Malays, Indians and other races. Malay is the national language, English, Chinese, Malay and Tamil are the official languages, and English is the administrative language. The main religions are Buddhism, Taoism, Islam, Christianity and Hinduism.