Staff at a local restaurant put up signs with characters saying "Clean Plate Campaign" to urge people against food waste, Yangzhou city, east China's Jiangsu province, 21 August 2020. China has stepped up measures to reduce food waste, after President Xi Jinping called the amount wasted "shocking and distressing". The "Clean Plate Campaign" comes after Mr Xi highlighted "the alarm" on food waste. He added that China had to "maintain a sense of crisis about food security". (BBC)