PURPOSE: To provided a packing device and a container by which daily dishes can be preserved for a long time.

CONSTITUTION: Daily dishes are forced to pass through a gas chamber filled with an innert gas while transferring by a conveyor. A sealing valve is equipped on the daily dish container and a gas-charging pipe is inserted in the sealing valve to charge the gas. The gas can be charged one by one. Moreover, the gas can be independently charged by providing a self-sealing material on the film of container to insert a gas-charging needle thereon. If an ethylene adsorbing means is equipped in the container, it prevents fresh foods from aging. And if perishable foods are contained in a container bag provided with the ethylene adsorbing means and placed in the daily dish container, the freshness is kept unchangeable.