1. In fact, jadeite is not only green, but also other varieties such as violet and full red. However, due to people's traditional collection habits, the price of all-green jadeites in the collection market is rising constantly, while other jadeites are ignored, even though their craftsmanship and texture are excellent and have a certain age.

2, reliable. Shanghai Baby Jade Appraisal Center is tested by specialized testing personnel. The appraisal center has a business license issued by the state, and its business is also within the scope of law. This appraiser is very efficient and reliable.

3. These four appraisal institutes are all the same. No one has a higher administrative level, and who is more authoritative than who. ⑵ From a technical and academic point of view, there are several professors in the Gemstone Appraisal Institute of Shanghai Technical Supervision Bureau and the Gemstone Appraisal Institute of East China University of Science and Technology, with superior scientific and technological capabilities.

4. Jinshan District has an authoritative Hetian jade appraisal institution with national qualification certification. For the detailed address, please refer to Baidu: Shanghai Jewelry and Jade Appraisal Center. Combined with Baidu map, you can find the exact location. However, the identification of jewelry and jade is only an identification of authenticity, and it does not judge whether it is Hetian jade in Xinjiang, its skin color and origin.

5. It can only help you detect the authenticity or fineness of jadeite, and will not help you "detect the price of jadeite".