High Chair for Kids,Baby High Chair 3 in 1,Feeding High Chair,7 month old high chair NINGBO BABY FIRST BABY PRODUCTS CO.,LTD. , https://www.babyfirstseats.com U.S. companies introduced a new type of fruit and vegetable preservation plastic bags, which can extend the shelf life of fruits and vegetables and reduce the losses caused by excessive aging of fruits and vegetables. This kind of packaging bag is made of a mixture of natural activated clay and polyethylene. It is like a very fine filter screen. The gas and moisture generated during the ripening process of fruits and vegetables can pass through the packaging bag. It is not easy for the fungus to grow in the bag. The freshness is extended by more than 1 time.