People go shopping in Lviv, Ukraine

A resident goes shopping at a supermarket in Lviv, Ukraine, Feb. 28, 2022.

The supermarket on Monday saw cooked and fresh food in good supply, while storable food products have been sold out. (Xinhua/Chen Wenxian)

People go shopping at a supermarket in Lviv, Ukraine, Feb. 28, 2022.

The supermarket on Monday saw cooked and fresh food in good supply, while storable food products have been sold out. (Xinhua/Ren Ke)

People go shopping at a supermarket in Lviv, Ukraine, Feb. 28, 2022.

The supermarket on Monday saw cooked and fresh food in good supply, while storable food products have been sold out. (Xinhua/Ren Ke)

A man goes shopping at a supermarket in Lviv, Ukraine, Feb. 28, 2022.

The supermarket on Monday saw cooked and fresh food in good supply, while storable food products have been sold out. (Xinhua/Chen Wenxian)

People go shopping at a supermarket in Lviv, Ukraine, Feb. 28, 2022.

The supermarket on Monday saw cooked and fresh food in good supply, while storable food products have been sold out. (Xinhua/Ren Ke)

A woman goes shopping at a supermarket in Lviv, Ukraine, Feb. 28, 2022.

The supermarket on Monday saw cooked and fresh food in good supply, while storable food products have been sold out. (Xinhua/Chen Wenxian)