1. Supply chain problem: Due to supply chain adjustment, production plan change or other supply chain management decisions, chafing dish bottom materials are temporarily unavailable.

2. Adjustment of sales strategy: Due to the adjustment of sales strategy, the merchant decided to temporarily stop selling this hot pot bottom material to test the market reaction or promote other products.

3. Seasonal factors: there is seasonal demand for hot pot bottom materials, and merchants will adjust their product lines in specific seasons according to market demand.