Did you know that Buddhist flags, Tzu Chi flags, and eco-friendly car flags are also made from PET bottles? DA.AI Technology uses recycled PET bottles to make eco-friendly cloth, and then makes eco-friendly flags, such as Buddhist flags, Tzu Chi flags, and eco-friendly car flags. The flags of environmental protection materials were waving and swaying, incorporating the great love spirit of Tzu Chi Environmental Protection Bodhisattva.