This may not be true. If it is online shopping, you must pay attention to the image processing. People will treat this painting well. After you receive the goods, there will be a big gap. No one can guarantee the quality in the jade industry. Even if it is guaranteed, it is a lie. As for quality, it depends on your own level. You can check the certificate number on official website. Remember it's official website. I am engaged in purchasing raw materials for carving jadeite. I wish I could.