What is the material of crystal porcelain? Is it healthy?

Crystal health. Crystal porcelain is made of high-quality density board and high-quality crystal material. It uses brand-new hot-melt technology and special equipment to melt photos into crystal materials through simple procedures. It is a glass product with high hardness and wear resistance. It is rich in natural iron and trace elements such as zinc and calcium, which are beneficial to human health and harmless to human body, so it is healthy.