Millions of Chinese people are heading home and to tourist resorts during the eight-day National Day and Mid-Autumn Festival holiday, with traffic jams in many parts of the country.

Nearly a thousand passengers missed their planes due to traffic jam on the airport expressway Sunday, according to Guangzhou Baiyun International Airport. Passengers are advised to take subway to go to the airport.

China Southern Airlines, based in Guangzhou, has added 160 extra flights, with 14,000 flights expected during the holiday. Hottest destinations include domestic resort cities of Dali, Hangzhou, Guilin and overseas island resorts in Southeast Asia and Japan.

In east China's Jiangsu Province, police use 80 drones in traffic surveillance. Around 1,000 patrol cars equipped with video transmission systems receive real-time information sent by the drones.

The drones had helped clear 52 minor road accidents by 4 p.m. Sunday, according to the provincial public security department.