Technicians work at a workshop of a company in Nanchang, east China's Jiangxi Province, Feb. 14, 2020. Companies in Nanchang have adopted various measures to assist their staff to resume work safely and efficiently amid the COVID-19 outbreak. (Xinhua/Wan Xiang)

Technicians work at a workshop of a company in Nanchang, east China's Jiangxi Province, Feb. 14, 2020. Companies in Nanchang have adopted various measures to assist their staff to resume work safely and efficiently amid the COVID-19 outbreak. (Xinhua/Wan Xiang)

Technicians work at a workshop of a company in Nanchang, east China's Jiangxi Province, Feb. 14, 2020. Companies in Nanchang have adopted various measures to assist their staff to resume work safely and efficiently amid the COVID-19 outbreak. (Xinhua/Wan Xiang)

Technicians have meals at separate tables in a canteen of a company in Nanchang, east China's Jiangxi Province, Feb. 14, 2020. Companies in Nanchang have adopted various measures to assist their staff to resume work safely and efficiently amid the COVID-19 outbreak. (Xinhua/Wan Xiang)

Technicians work at a workshop of a company in Nanchang, east China's Jiangxi Province, Feb. 14, 2020. Companies in Nanchang have adopted various measures to assist their staff to resume work safely and efficiently amid the COVID-19 outbreak. (Xinhua/Wan Xiang)

A technician works at a workshop of a company in Nanchang, east China's Jiangxi Province, Feb. 14, 2020. Companies in Nanchang have adopted various measures to assist their staff to resume work safely and efficiently amid the COVID-19 outbreak. (Xinhua/Wan Xiang)

Technicians have meals at separate tables in a canteen of a company in Nanchang, east China's Jiangxi Province, Feb. 14, 2020. Companies in Nanchang have adopted various measures to assist their staff to resume work safely and efficiently amid the COVID-19 outbreak. (Xinhua/Wan Xiang)

Technicians work at a workshop of a company in Nanchang, east China's Jiangxi Province, Feb. 14, 2020. Companies in Nanchang have adopted various measures to assist their staff to resume work safely and efficiently amid the COVID-19 outbreak. (Xinhua/Wan Xiang)

Technicians work at a workshop of a company in Nanchang, east China's Jiangxi Province, Feb. 14, 2020. Companies in Nanchang have adopted various measures to assist their staff to resume work safely and efficiently amid the COVID-19 outbreak. (Xinhua/Wan Xiang)