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Samsung Electronics employees display the new Galaxy S4 smartphones during an event at their head office in Seoul. Photo:AFP / Kim Jae-Hwan
A man takes a photograph of a logo of Samsung Electronics Co Ltd's latest flagship smartphone S4 during its launch event at the company's headquarters in Seoul. Photo: Reuters/Kim Hong-Ji
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A man takes a photograph of a logo of Samsung Electronics Co Ltd's latest flagship smartphone S4 during its launch event at the company's headquarters in Seoul. Photo: Reuters/Kim Hong-Ji
Lee Don-Joo, sales and marketing chief at Samsung Electronics' mobile unit, explains the functions of the new Galaxy S4 smartphone at the head office in Seoul. Photo:AFP / Kim Jae-Hwan
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Lee Don-Joo, sales and marketing chief at Samsung Electronics' mobile unit, explains the functions of the new Galaxy S4 smartphone at the head office in Seoul. Photo:AFP / Kim Jae-Hwan
Models show Samsung Electronics Co.'s latest smartphones Galaxy S4 during its unveiling ceremony in Seoul, South Korea. Photo:AP/Lee Jin-man
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Models show Samsung Electronics Co.'s latest smartphones Galaxy S4 during its unveiling ceremony in Seoul, South Korea. Photo:AP/Lee Jin-man
Models pose for photographers with Samsung Electronics Co Ltd's latest flagship smartphone S4 during its launch event at the company's headquarters in Seoul. Photo: Reuters/Kim Hong-Ji
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Models pose for photographers with Samsung Electronics Co Ltd's latest flagship smartphone S4 during its launch event at the company's headquarters in Seoul. Photo: Reuters/Kim Hong-Ji
A woman walks by an advertisement of Samsung Electronics Co.'s latest smartphone Galaxy S4 during its unveiling ceremony in Seoul, South Korea. Photo: AP/Lee Jin-man
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A woman walks by an advertisement of Samsung Electronics Co.'s latest smartphone Galaxy S4 during its unveiling ceremony in Seoul, South Korea. Photo: AP/Lee Jin-man
Visitors take a group photo next to a logo of Samsung Electronics Co Ltd's latest flagship smartphone S4 during its launch event at the company's headquarters in Seoul. Photo: Reuters/Kim Hong-Ji
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Visitors take a group photo next to a logo of Samsung Electronics Co Ltd's latest flagship smartphone S4 during its launch event at the company's headquarters in Seoul. Photo: Reuters/Kim Hong-Ji
A model shows Samsung Electronics Co.'s latest Galaxy S4 smartphones during its unveiling ceremony in Seoul, South Korea. Photo: AP/Lee Jin-man
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A model shows Samsung Electronics Co.'s latest Galaxy S4 smartphones during its unveiling ceremony in Seoul, South Korea. Photo: AP/Lee Jin-man