it's true. Bank of China Gold Bank's group purchase coupons are preferential activities issued by Bank of China Gold Bank, some of which are snapped up within a limited time. Each ID stipulates that only one coupon can be purchased, and two or more coupons need the original price, which is true. BOC Gold Bank Co., Ltd. was established in 1992 with a registered capital of 3 million yuan, which was invested by the head office of the People's Bank of China at an early stage. It is a large-scale gold wholesale national enterprise with a unique central bank background and one of the few domestic enterprises integrating research and development, design, production, processing, sales, brand joining and service of popular jewelry such as platinum and gold.