2. It's true. Tengchong jade market is real. Now Tengchong Emerald Market is a tourist shopping spot. Tengchong city government has strict control over tourist attractions, and the business license is revoked directly when counterfeit goods appear, which has well constrained many businesses and standardized their operations.
3, your question can't be asked like this. The jadeite sold in Tengchong must be A, B, C or counterfeit, so you should carefully identify it yourself. The price level is relative, and one thing and one price cannot be generalized.
4, fidelity, it's true. According to the official information of Tengchong Nanguo Jade Store, the enterprise is registered in Tengchong Market Supervision Administration and is a regular company. Its business scope is jewelry retail and sales of gold and silver products. And it is true that it independently conducts business activities according to law with its business license.