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Modified atmosphere fresh-keeping packaging, also known as MAP, modified atmosphere packaging or replacement gas packaging, inflatable packaging. It uses food packaging materials with gas barrier properties to package food.According to the actual needs of customers, a certain proportion of mixed gas is filled into the package to prevent food from physical, chemical, biological and other aspects of quality decline or slow down the speed of quality decline, thereby extending food shelves Period to enhance food value.

Today we will continue to introduce you to several points that you need to pay attention to when buying children's masks. I hope that every child can wear a safe and convenient mask with good protection

The new coronavirus has a huge impact on the world, and defeating the new coronavirus has become a common wish of people all over the world

During the ravages of the new coronavirus, masks have become a necessary protection product for everyone to go out, but masks have positive and negative points. What will happen if the masks are worn reversed?

In 2020, this was an ordinary day, but now, it has become an extraordinary "war" years.The "new coronavirus", a previously unknown enemy of mankind, is wreaking havoc on the land of China.On this day of mutual help, we have the faith to win the final victory.

Since the end of 2019, new coronaviruses have continued to wreak havoc around the world, and jointly coping with the challenges posed by the new coronaviruses has already become the common responsibility and mission of all mankind.

Tens of millions of tons of food are wasted every year due to various reasons such as large packaging and short shelf life.

Shanghai Sanjing Machinery Co., Ltd has returuned to work after approval of Chinese government.