The appearance design and internal structure of the gold standard card are diverse, and the design matches the flow rate requirements of the detection strip. It does not accumulate water, has good sensitivity, and can distinguish yin and yang clearly and accurately. Our company's gold label cards come in various colors and have a beautiful and elegant appearance, which customers can choose from themselves. In addition, our company's gold label cards can be customized according to customer needs. Welcome new and old customers to come and negotiate!