--FILE-Qunfei- Zhou, Présidente de Lens Technology, sourit au cours d'un entretien à l'usine de Lens Technology en Langli ville, Changsha city, central
--FILE--Zhou Qunfei, Chairwoman of Lens Technology, smiles during an interview at the plant of Lens Technology in Langli town, Changsha city, central China's Hunan province, 12 March 2015. 45-year-old entrepreneur, Zhou Qunfei, is both China's as well as the world¯s richest self-made woman, says the latest edition on personal wealth by the Hurun Report. Nicknamed the "Touchscreen Queen", she is the founder of Lens Technology, one of the world's leading suppliers of the highly sophisticated and ultra thin cover glass used in laptops, tablets and mobile devices, including in the Apple iPhone and the Samsung Galaxy. She owns a $27 million estate in Hong Kong, and has a reported net worth of $7.8 billion, although it was only back in March of this year, when her company was first listed on the stock market that Zhou rose to international prominence. She still maintains a low profile, rarely giving interviews or making public appearances. Born in an impoverished farming village in Hunan province in central China, Zhou had a hard upbringing. Her mother died when she was five, and she had to care for her father after he lost the use of his hands in an accident. At the age of 16 she moved to Shenzen and laboured in a factory where she manufactured watch lenses. She quit after just 3 months but her resignation letter impressed her boss so much that he offered her the first of several promotions if she stayed. Three years later she set up a successful rival company of her own. Motorolla came calling in 2003, asking Zhou to develop a groundbreaking glass screen for their mobile phones.