Complex sentence: She placed as the 2nd runner-up in Miss Vietnam Global 2009 and won Miss World Vietnam 2009, therefore represents Vietnam in the Miss World 2009 pageant in South Africa.
Split into simpler sentences: She placed as the 2nd runner-up in Miss Vietnam Global 2009. Hương is the official representive for Miss World Vietnam 2009, and represents Vietnam in the Miss World 2009 pageant in South Africa.