The price tag of Chow Tai Fook's goods is to be recovered. The sales voucher they give you is a quality guarantee, which has the serial number, gram weight, gold price and total selling price of the goods, including the name and job number of the shopping guide who sold you the goods. This list is not only a voucher, but also a list that must be taken when maintaining. If you often go to Chow Tai Fook, you will know that these big brands have maintained their brand image to an unimaginable extent. No way, one brand is different from another, but all big brands always have these habits.