China was India's top import source with $65.89 billion, a 9.8 per cent year-on-year increase, worth of inbound shipments during the April-October period of this fiscal, according to the commerce ministry data.Exports to China, however, dipped by 9.37 per cent to $8 billion.During the period, the US emerged as the top export destination for the country with outbound shipments increasing by 6.31 per cent to $47.24 billion.