Parents and children learn paper folding during an event held at Taiyuan Library in Taiyuan, Feb 20. The library held the event to encourage parents to spend time with their children and to teach new and exciting skills. [Photo/Xinhua]

Residents try the art of paper folding during an event held at Taiyuan Library in Taiyuan, capital of North China's Shanxi province, Feb 20. [Photo/Xinhua]