A plane of China's Hainan Airlines takes off from Dublin Airport in Dublin, capital of Ireland, Feb. 25, 2019. Hainan Airlines on Monday opened a direct flight between Shenzhen in south China's Guangdong Province and Dublin. (Xinhua)

Passengers are seen at a boarding gate inside Dublin Airport in Dublin, capital of Ireland, Feb. 25, 2019. China's Hainan Airlines on Monday opened a direct flight between Shenzhen in south China's Guangdong Province and Dublin. (Xinhua)

Passengers are seen at a boarding gate inside Dublin Airport in Dublin, capital of Ireland, Feb. 25, 2019. China's Hainan Airlines on Monday opened a direct flight between Shenzhen in south China's Guangdong Province and Dublin. (Xinhua)

A plane of China's Hainan Airlines is seen at Dublin Airport in Dublin, capital of Ireland, Feb. 25, 2019. Hainan Airlines on Monday opened a direct flight between Shenzhen in south China's Guangdong Province and Dublin. (Xinhua)