1. High cost of raw materials: The raw materials used in old bones health tea may be high-quality tea and medicinal materials. The picking, processing and storage of these raw materials all require high costs.

2. The manufacturing process is complicated: old bones health tea may need multiple processes, such as baking, fermentation and drying. These processes require investment in technology, time and manpower, and also increase the cost of products.

3. Brand premium: old bones Health Tea is a well-known brand. The promotion of brand awareness and reputation will also enhance the value of products and form a brand premium.

4. Relationship between market supply and demand: The market demand for health tea in old bones may be high, and the supply is relatively small, resulting in higher prices.