In pictures: 2018 edition of the GSMA's Mobile World Congress begins

Mobile World Congress (MWC) is the world's largest exhibition and conference for the mobile industry, organized by the GSMA, and held February 26 - March 1, 2018, in Barcelona, Spain.
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General view taken at the Mobile World Congress (MWC), the world's biggest mobile fair, on February 26, 2018 in Barcelona. The Mobile World Congress is held in Barcelona from February 26 to March 1.
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A hostess holds two new Samsung Galaxy S9 mobile phones during the Samsung Galaxy S9 Unpacked event on February 25, 2018 in Barcelona, on the eve of the inauguration of the Mobile World Congress (MWC). The Mobile World Congress, the world's biggest mobile fair, is held in Barcelona from February 26 to March 1.
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A man holds a Samsung S9+ mobile phone at the Mobile World Congress (MWC), the world's biggest mobile fair, on February 26, 2018 in Barcelona. The Mobile World Congress is held in Barcelona from February 26 to March 1.
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Huawei CEO Richard Yu gives a press conference to present the new Huawei MateBook X pro laptop on February 25, 2018 in Barcelona, on the eve of the inauguration of the Mobile World Congress (MWC). The Mobile World Congress, the world's biggest mobile fair, is held in Barcelona from February 26 to March 1.
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View of the new Huawei Balong 5G01, a 3GPP 5G commercial chip-set taken on February 25, 2018 in Barcelona, on the eve of the inauguration of the Mobile World Congress (MWC). The Mobile World Congress, the world's biggest mobile fair, is held in Barcelona from February 26 to March 1.
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Picture taken of a Porsche Panamera car driven by the Huawei Mate 10 Pro smartphone outside the Camp Nou stadium in Barcelona on February 26, 2018, on the first day of the Mobile World Congress (MWC). The Mobile World Congress, the world's biggest mobile fair, is held in Barcelona from February 26 to March 1.
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People check the new Huawei MediaPad 5 M5 in Barcelona on February 25, 2018 on the eve of the Mobile World Congress (MWC) inauguration. The Mobile World Congress, the world's biggest mobile fair, is held in Barcelona from February 26 to March 1.
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A man takes pictures of Sony Xperia XZ2 mobile phones at the Mobile World Congress (MWC), the world's biggest mobile fair, on February 26, 2018 in Barcelona. The Mobile World Congress is held in Barcelona from February 26 to March 1.
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A man holds a Nokia 8110 mobile phone at the Mobile World Congress (MWC), the world's biggest mobile fair, on February 26, 2018 in Barcelona. The Mobile World Congress is held in Barcelona from February 26 to March 1.
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A man wears the VUZIK Blade Augmented Reality Smart Glasses at the Mobile World Congress (MWC), the world's biggest mobile fair, on February 26, 2018 in Barcelona. the Mobile World Congress is held in Barcelona from February 26 to March 1.
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AFP/Getty Images
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Picture taken of a Modius headset device that stimulates the part of the brain known to control fat storage, metabolism and appetite at the Mobile World Congress (MWC), the world's biggest mobile fair, on February 26, 2018 in Barcelona. the Mobile World Congress is held in Barcelona from February 26 to March 1.
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A man checks the Samsung Gear 360 camera at the Mobile World Congress (MWC), the world's biggest mobile fair, on February 26, 2018 in Barcelona. the Mobile World Congress is held in Barcelona from February 26 to March 1.
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AFP/Getty Images
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A man uses the Samsung Gear VR mobile virtual reality headset at the Mobile World Congress (MWC), the world's biggest mobile fair, on February 26, 2018 in Barcelona. the Mobile World Congress is held in Barcelona from February 26 to March 1.
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AFP/Getty Images
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A man holds the Nokia1 mobile phone at the the Mobile World Congress (MWC), the world's biggest mobile fair, on February 26, 2018 in Barcelona. The Mobile World Congress is held in Barcelona from February 26 to March 1.
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Hosts hold Blackberry KEYone mobile phones at the Mobile World Congress (MWC), the world's biggest mobile fair, on February 26, 2018 in Barcelona. The Mobile World Congress is held in Barcelona from February 26 to March 1.
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A man tries the Saudi Telecom virtual reality glasses on a 5G connected car at the Mobile World Congress (MWC), the world's biggest mobile fair, on February 26, 2018 in Barcelona. the Mobile World Congress is held in Barcelona from February 26 to March 1.
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A person holds the new ZTE's dual screens fold-able smartphone AXON on the first day of the Mobile World Congress (MWC) on February 26, 2018 in Barcelona. The Mobile World Congress, the world's biggest mobile fair, is held in Barcelona from February 26 to March 1.
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Docomo 5G Robot remote humanoid assistant draws some 'sumi-e' style drawings on the first day of the Mobile World Congress (MWC) on February 26, 2018 in Barcelona. The Mobile World Congress, the world's biggest mobile fair, is held in Barcelona from February 26 to March 1.
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A man points at the MIR robot at the Ericsson stand on the first day of the Mobile World Congress (MWC) on February 26, 2018 in Barcelona. The Mobile World Congress, the world's biggest mobile fair, is held in Barcelona from February 26 to March 1.
Tue 27 Feb 2018 10:50 AM GST
Last Updated: Tue 27 Feb 2018 11:16 AM GST