Chengdu, Sichuan province 1. At present, a piece of jade is identified by instruments and a certificate is issued. The charge is 40 ~ 60 yuan/piece (it is not uniform according to the charging standards of various appraisal institutions). The specific address can be Baidu: Chengdu Jewelry and Jade Appraisal Center. There is a detailed address and telephone number.

2. Chengdu Jewelry and Jade Appraisal Center conducts instrument appraisal on jadeite, hetian jade and other jades. There are several standards for each piece: 1, small wholesale certificate in the industry, 10 yuan/within a piece. The label is simple, only as a certificate to judge the authenticity, but it is effective.

3. Chengdu Jewelry Appraisal Center Address: 1. Jewelry and Jade Testing Center of Sichuan Provincial Bureau of Quality and Technical Supervision, Dongmen Street, Chengdu. 2. Chengdu Product Quality Supervision and Inspection Institute, No.9 Yongfeng Road, Yinguanmiao, Chengdu. 3. Chengdu Gold and Silver Jewelry Quality Supervision and Inspection Station, No.3 Dongsan Road, Erxian Bridge, Chengdu 1.

You can go to your local jade jewelry market or Geological University to help you identify the jade bracelet.

5. You can go to Chengdu Gemstone Appraisal Station for appraisal. But the gem appraisal station will not tell you the price or value of jade, but only the material of this jade and whether it is artificially colored.