Job seekers are seen during a job fair in Hai'an County, east China's Jiangsu Province, Feb. 20, 2018. Nearly 1,800 vacancies were provided by more than 200 companies at the fair. (Xinhua/Xu Jinbo)

Job seekers are seen during a job fair in Huai'an County, east China's Jiangsu Province, Feb. 20, 2018. More than 7,500 vacancies were provided by 80 companies at the fair. (Xinhua/Zhou Haijun)

Job seekers are seen during a job fair in Hai'an County, east China's Jiangsu Province, Feb. 20, 2018. Nearly 1,800 vacancies were provided by more than 200 companies at the fair. (Xinhua/Xu Jinbo)