Complex sentence: Unlike the Macanese of Macau who are strictly of Chinese and Portuguese heritage, many Macanese living abroad are not entirely of Portuguese and Chinese ancestry; many Macanese men and women intermarried with the local population of America and Latin America etc. and have only partial Macanese heritage.
Split into simpler sentences: Unlike the Macanese of Macau who are strictly of Chinese and Portuguese heritage. Many Macanese living abroad are not entirely of Portuguese and Chinese ancestry, many Macanese men and women intermarried with the local population of America and Latin America etc. and have only partial Macanese heritage.