International Labor Day, also known as International Workers' Day, is observed on May 1. It is to celebrate those who pour their heart into work. China Daily interviewed three outstanding workers from different sectors. Although they are in different positions, they have inherited the spirit and techniques and interpret the value of labor through hard work, diligence and dedication. Click on the video to learn about their inspiring stories, and hats off to working folks from all walks of life.

编辑：韩睿