HO CHI MINH CITY, March 8, 2016 (Xinhua) -- Vietnamese dancers wearing ao dai perform during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- A Vietnamese child wearing ao dai poses for a photo during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- Vietnamese students wearing ao dai pose for a photo during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- A Vietnamese model wearing ao dai poses for a photo during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- A Vietnamese model wearing ao dai poses for a photo during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- Vietnamese students wearing ao dai pose for a photo during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- Vietnamese performers wearing ao dai play musical instruments during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- A Vietnamese model wearing ao dai poses for a photo during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- Vietnamese performers wearing ao dai perform during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- Vietnamese performers wearing ao dai sing and dance during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- A Vietnamese model wearing ao dai poses during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- A Vietnamese model wearing ao dai poses during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Nguyen Le Huyen)

HO CHI MINH CITY, March 8, 2016 (Xinhua) -- One thousand Vietnamese young ladies wearing ao dai perform during the Ao Dai Festival 2016 in Ho Chi Minh city, Vietnam, March 8, 2016. Ao Dai Festival 2016 kicked off on Tuesday, featuring music performances, parade, exhibitions, fair, talk shows and contests related to the traditional long dress worn by Vietnamese women. (Xinhua/Tao Jun)