Barcelona, Feb 25 (EFE). The world's largest mobile telecommunications trade fair opened its doors Monday and became a proxy battleground between China's leading electronics producer and its bitter rivals in the United States, as well as the Spanish state versus regional secessionists.<br />King Felipe VI of Spain, who arrived to inaugurate the 2019 GSMA Mobile World Congress, was seen smiling awkwardly as he shook hands with an equally embarrassed-looking Quim Torra, the pro-independence president of the region of Catalonia, while China's Huawei set out its new products to challenge US rival Apple for market supremacy.<br /> <br />INCLUDES ARCHIVE FOOTAGE.
