2, you can go to the jewelry appraisal center to identify yourself, only five yuan.
There is a Hetian jade shop in South Street, where you can find it. I've already gone to identify it.
4. Weihai Gold and Gemstone Identification and Testing Center, located at No.48, Huayuan South Road, Yantai, an important port city in the Bohai Rim region, mainly provides authenticity and quality identification of gold, silver, jewelry and jade ornaments, semi-finished products and raw materials.