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"Employers should avoid wasting useful resources like middle-aged and elderly labor force. Instead, they should keep, retrain and recruit older employees, and provide tailored and long-term opportunities to study, so that companies can fulfill their labor demand," he said.

"Daka China" Global Communication Event opened in Wenzhou City, East China's Zhejiang province, on Friday.

"Effective epidemic control results from our adherence to rules and discipline, which is our national character," he says.

"Federal aid can help, but it's a bit like keeping a patient on dialysis－debilitated and never able to be self-reliant," Dandapani said.

"Energy has been the trigger for the previous three industrial revolutions and we now must be ready to meet the challenge of the fourth," he said.