With its open kitchen, bathtub and electric piano, Chinese e-commerce worker Twiggy He's home is the envy of her colleagues -- even if it is located in their office carpark. The cheery yellow refitted van, named "YOLO" (You Only Live Once), gives He a commute of two minutes from bed to desk, and has saved her thousands of yuan a month in tech hub Shenzhen, one of China's most expensive cities. The 28-year-old is one of a growing number of young people in major cities who have taken one look at sky-high real estate prices and sought an alternative arrangement. IMAGES AND SOUNDBITES