Port Louis is the capital and largest city of Mauritius. In 1968, when Mauritius became independent, Port Louis was chosen to be the nation's capital. Port Louis ranks itself among the most ethnic Chinese populated area in Africa. Port Louis is located on the island of Mauritius. It is a port on the Indian Ocean. Port Louis is the busiest city of the country. The economy is dominated by its ports, which handles Mauritius' international trade. The island's agriculture has a strong focus on sugarcane growing,thus sugar refining accounts for a large proportion of the industry. Being the capital city of Mauritius, Port Louis is the only port city on the island and served as the center of commerce, trade and Christianity as well. Port Louis also boasts its large sugar dock, which is one of the most modernized special sugar dock in the world. The economy is dominated by its port, which handles Mauritius' international trade. Manufacturing is dominated by clothing and textiles, but also includes chemicals, plastics, and pharmaceuticals. Tourism is also important. Port Louis is the second most important financial center in Africa after Johannesburg. It is the city with the highest per capita income in Africa.