Haidian District, Beijing The non-public high-tech enterprises in Zhongguancun Science City, in their respective posts, raced against the clock to repair disaster monitoring equipment and ensure the safe operation of China's railways, demonstrating the noble sentiment of the grassroots trade union cadres who were brave to take responsibility and take the initiative, as well as the excellent demeanor of the front-line party members and workers who loved their jobs and dedicated themselves@ Haidian District Zhongguancun Science City Federation of Trade Unions of Beijing Municipality