1. Mr. Ou's souffle has no physical store and does not need to pay high store rent.

2. It may be that Ouxian raw souffle has some strategies to reduce costs in production, circulation and sales, such as adopting large-scale production, optimizing logistics distribution network and making small profits but quick turnover.

3. The product is positioned as a cheap route to attract more consumers, so as to maintain faster sales speed and lower inventory cost.

4. While ensuring the product quality, the cost is further diluted by increasing the output and sales volume.

The above is only a part of the reasons, and the specific reasons may need to be combined with specific market strategies, raw material procurement, production technology and other comprehensive analysis.