A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

Models present new hairstyles during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

Models present new hairstyles during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A model presents a new hairstyle during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)

A hairstylist styles hair for a model during a beauty trade show event "Cosmoprof Asia 2012" in Hong Kong, south China, Nov. 14, 2012. This beauty event kicked off Wednesday at Hong Kong Convention & Exhibition Center, with more than 1,900 exhibitors from 44 countries and regions. (Xinhua/Chen Xiaowei)