1. Low purity: Ancient gold has low purity and is cheaper than gold products on the market.

2. Craft: The craft of the ancient name gold is relatively simple, and there is not much processing and decoration, so the price is relatively low.

3. Brand effect: As a well-known jewelry brand, Gu Mingjin has a relatively low price due to the brand effect.

4. Sales strategy: The ancient name gold may adopt a sales strategy of small profits but quick turnover to attract consumers at a relatively low price.

In short, the ancient name gold has its own uniqueness in purity, technology, brand effect and sales strategy, which makes its price relatively low in the market.