Customers look at Zongzi, a glutinous rice dumpling wrapped in reed leaves, at a Chinese supermarket in Toronto, Canada, June 17, 2018. The Chinese Dragon Boat Festival falls on Monday, June 18 this year. (Xinhua/Zou Zheng)

Customers look at Zongzi, a glutinous rice dumpling wrapped in reed leaves, at a Chinese supermarket in Toronto, Canada, June 17, 2018. The Chinese Dragon Boat Festival falls on Monday, June 18 this year. (Xinhua/Zou Zheng)

A clerk displays an egg-meat Zongzi, a glutinous rice dumpling wrapped in reed leaves, at a Chinese supermarket in Toronto, Canada, June 17, 2018. The Chinese Dragon Boat Festival falls on Monday, June 18 this year. (Xinhua/Zou Zheng)

A woman works on filling up Zongzi, a glutinous rice dumpling wrapped in reed leaves, at a Chinese supermarket in Toronto, Canada, June 17, 2018. The Chinese Dragon Boat Festival falls on Monday, June 18 this year. (Xinhua/Zou Zheng)

Customers look at Zongzi, a glutinous rice dumpling wrapped in reed leaves, at a Chinese supermarket in Toronto, Canada, June 17, 2018. The Chinese Dragon Boat Festival falls on Monday, June 18 this year. (Xinhua/Zou Zheng)