First of all, use "three good" to weigh whether the Spectacle Blind Flange is worth choosing. There are many Spectacle Blind Flange in the industry. Many people evaluate whether Spectacle Blind Flange are worth choosing from the aspect of quality. We must pay attention to not only the quality of the flanges.

　　Manufacturers may not care about any follow-up services, and there will be many such situations. But for dealers, if the manufacturer doesn't care about anything and relies on you to operate and do the industry, it will not last for a long time, and it is also unreliable. It is difficult for the manufacturer to make a difference in the industry without follow-up services. It can only be used as an opportunistic blind eyeglass flange, and must not be operated as a major Spectacle Blind Flange.

　　1. The Spectacle Blind Flange should be made by the manufacturer: it must be a manufacturer that you can trust, a manufacturer with credibility and reputation, so that you will not be distracted by the after-sales service of the manufacturer.

　　2. The Spectacle Blind Flange should have a good brand: a brand with a certain brand influence and foundation, not a new brand or a brand without foundation.

　　3. Good products: A good blind flange for glasses determines the industry and the future. To measure whether a blind eyeglass flange is good or not, you must first look at the packaging, concept and quality, and then look at the price and profit. If the quality is excellent and the profit is good, then you can choose.