1. You can buy jadeite in Tengchong Xidong Garden. According to the relevant information, Xidong Courtyard is a comprehensive enterprise that integrates the catering service and inheritance of Xidong family private kitchens, the processing and sales of jewelry and jade, the display of intangible culture and the promotion of business travel culture for a hundred years.

2. It's true. Tengchong Emerald Market is real. Now Tengchong Emerald Market is a tourist shopping spot. Tengchong Municipal Government strictly controls tourist spots, and the business license will be revoked directly if counterfeit goods appear, which has well restrained many businesses and standardized their operations.

3. Your question can't be asked like this. The jadeite sold in Tengchong must have A goods, B goods and C goods or be counterfeit, so you should identify it carefully. The price level is relative, and one thing and one price cannot be generalized.

4. Fidelity is true. According to the official information of Nanguo Jade Store in Tengchong City, this enterprise is registered by Tengchong Market Supervision Administration and is a regular company. Its business scope is jewelry retail, gold and silver products sales, etc., and it independently conducts business activities according to law with its business license, so it is true.