Overseas returnees communicate with employers at a job fair during the 19th Conference on International Exchange of Professionals (CIEP) in Shenzhen, south China's Guangdong Province, April 24, 2021. The conference kicked off in China's tech hub Shenzhen on Saturday, attracting over 1,200 professional institutions and organizations as well as over 10,000 government representatives, experts and high-end talents from more than 30 countries and regions. (Xinhua/Mao Siqian)

Overseas returnees communicate with employers at a job fair during the 19th Conference on International Exchange of Professionals (CIEP) in Shenzhen, south China's Guangdong Province, April 24, 2021. The conference kicked off in China's tech hub Shenzhen on Saturday, attracting over 1,200 professional institutions and organizations as well as over 10,000 government representatives, experts and high-end talents from more than 30 countries and regions. (Xinhua/Mao Siqian)

People visit the Science and Technology Innovation and Talent Intelligence Exhibition Area of the Guangdong-Hong Kong-Macao Greater Bay Area during the 19th Conference on International Exchange of Professionals (CIEP) in Shenzhen, south China's Guangdong Province, April 24, 2021. The conference kicked off in China's tech hub Shenzhen on Saturday, attracting over 1,200 professional institutions and organizations as well as over 10,000 government representatives, experts and high-end talents from more than 30 countries and regions. (Xinhua/Mao Siqian)