 During colonial era, Indians were among the crew of the Portuguese ships trading on the Chinese coast beginning in the sixteenth century, and Indians from Portuguese Indian Colonies (notably Goa) settled in Macau in small numbers.There are 45-48,000 Indian nationals/expatriates living in mainland China as of 2015, most of whom are students, traders and professionals employed with Indian IT companies and banks.There are three Indian community associations in the country.