1, "CMA" consists of national or provincial metrological certification and accreditation institutions and accredited metrological certification units.
2. "CAL" is a nationally recognized testing institution.
3. "CNACL" has passed the testing organization approved by China Laboratory.
Domestic mainstream jewelry appraisal authority: 1, National Jewelry and Jade Quality Supervision and Inspection Center (NGTC)
2. National Jewelry Quality Supervision and Inspection Center (NJQSIC)? ?
3. National Gold and Diamond Products Quality Supervision and Inspection Center (NGDTC)? ?
4. National Gold and Silver Products Quality Supervision and Inspection Center (Nanjing)
Address and contact information of national jewelry appraisal institutions: 1, National Jewelry and Jade Quality Supervision and Testing Center-No.0 19, Dajiezhuang Road, Andingmenwai, Beijing184273637100013.
2. National Jewelry and Jade Quality Supervision and Inspection Center-No.2, A Datun Road, Chaoyang District Tel: 6487 197 1
3. Bao Zhongxie Gemstone Testing Center-the first floor of the affiliated building of the Ministry of Land and Resources, No.30 Xisiyang Hutong Tel: 66557585
4. Jewellery Testing and Research Center of the Jewellery Chamber of the All-China Federation of Industry and Commerce-Chengming Building, Xizhimen, Xicheng District/B 16g, Floor 6 Tel: 66 169533.
5. China Geo University Beijing Gemstone Testing Center-No.29 Xueyuan Road, Haidian District Tel: 82323039
6. Gem Appraisal Center of Peking University-Zhongguancun, Haidian District, Beijing 0 10-62755676, 1007 1.
7. Anti-counterfeiting Product Quality Supervision and Inspection Center of the Ministry of Public Security-Room 5 18, Building 7, Li Nan/KLOC-0, Xicheng District, Beijing Tel: 63537336? 66024598
8. China Laboratory of International Jewelry Federation, Beijing Gaode Jewelry Appraisal Institute-Room 703, Zhong Yi Building, Jixiang Lane, Chaowai Street 103, Tel: 65520263.
9. Peking University Xinghua Gem Appraisal Center-Room 3303, New Teaching Building of Peking University, Zhongguancun, Haidian District Tel: 62755676.
10, Tianjin Gemstone Testing Center-No.74 Kunming Road, Tianjin 022-2730225 30005 1
1 1, Shanghai Zhongbaobao Jade Appraisal Center-No.242 Wuyi Road, Shanghai 02 1-52389058 200050
12, Zhejiang Jewelry and Jade Quality Supervision and Inspection Station-No.498 Stadium Road, Hangzhou 0571-5157210310007
13, Jewelry Quality Inspection Station of Nanjing University, Jiangsu Technical Supervision Bureau-No.22, Hanjiang Road, Nanjing (room 104, Nanda Protestant Building), 025-3593789 2 1093.
14, Jiangsu Gold and Jewelry Testing Center-No.534 Zhongshan East Road, Nanjing 025-6641708 210016.
15, Jewelry Quality Inspection Station of Jiangsu Technical Supervision Bureau-No.700 Zhujiang Road, Nanjing 025-6646182-265 200018.
16, Wuxi Gemstone Testing Center-Jiangsu Wuxi 9 16 E-mail 05/kloc-0-3792724 214151.
17, Fujian Gemstone Quality Supervision and Inspection Station-No.97 Hongshan Bridge, Fuzhou 0591-371183350002
18, Fujian Gold and Silver Detection Station-No.61No.0591-7841535 350003, Fuzhou North Ring Road
19, Yunnan Jewelry Testing Center-No.35 Beijing Road, Kunming 0871-3511583 650011
20. Guizhou Gold, Silver, Jewelry and Jade Products Quality Inspection Station-No.76 Guiyang North Road 085 1-6822333-40850004
2 1, Chengdu Product Quality Supervision and Inspection Institute-No.9 Yongfeng Road, Yiguanmiao, Chengdu 028-5180554 610041
22. Chengdu Gold and Silver Jewelry Quality Supervision and Inspection Station-Dongsan Road, Erxian Bridge, Chengdu 1 No.028-3334712-45121059.
23. Jiujiang Jewelry Gold and Silver Quality Inspection Station-No.52 Xunyang Road, Jiujiang City, Jiangxi Province 0792-8225425 332000
24. Cai, Hunan Gold Gemstone Product Quality Inspection Station 0731-5160105410007, No.84 Nanmin Road, Changsha, Hunan.
25.Xi Anbaoshi Appraisal Center-No.6, South Section of Yanta Road, Xi City 029-5525062 7 10054
26. Xianyang Gold and Silver Jewelry Appraisal Center-No.7 Binhe Road, Xianyang City, Shaanxi Province 0910-331984712000.
27. Gemstone Identification Center of Gansu Province-Lanzhou Hongxing Yixiang 168 No.093/KLOC-093 1-8886737 730000
28. Heilongjiang Gemstone Quality Supervision and Inspection Station-No.65 Zhongxin Road, Harbin 0451-5662783150036
29. Jilin Product Quality Supervision and Inspection Institute-No.42 Jilin Street, Jilin City 0432-466151713201/
30. Dalian Gold and Silver Jewelry Supervision and Inspection Center-No.68-2 Wansui Street, Dalian 0411-460451216000.
3 1, Quality Inspection Station of Gold, Silver and Baoyu Ornaments in Hebei Province-0312-3026932071051
32. Quality Inspection Station of Jewelry and Jade Products in Shijiazhuang City, Hebei Province-No.50 Huainan East Road, Shijiazhuang City 0311-5052562 050031
33. Quality Inspection Station for Gold Jewelry and Jade Jewelry in Tangshan City, Hebei Province-No.23 Beixin East Road, Tangshan City, Hebei Province 03 15-2825080 063000
34. Jinan Gemstone Product Quality Inspection Station-Jinan Keyuan Road1No.9 0531-2962721250014
35. Qingdao Gem Quality Supervision and Inspection Station-Mailbox 0532-5833690 26607 1, Qingdao, Shandong Province.
36. Zhejiang Gold and Jewelry Quality Testing Center-Tao Jinbo 057 1 85 128407, No.222 Tianmushan Road, Hangzhou
37. China National Light Industry Federation Gemstone Supervision and Testing Center-Shanghai Inspection Station Dai Yulong No.6, Lane 365, Xinhua Road, Shanghai? ,02 1-63220033-3 10 ? 200052
38. Hubei Gem Quality Inspection Center-Jewellery College of China Geo University, Wuchang, Wuhan 027-8748 1009 430074.
39. Gold and Silver Jewelry Testing Center in Wuhan, Hubei Province-No.246, Li Ji North Road, Hankou, Wuhan 027-85832594 430022
40. Hubei Huangshi Gold and Silver Jewelry Quality Supervision Center-No.07 186 Wuhan Road, Huangshi City, Hubei Province14-6232742 435000
4 1, Chongqing Gemstone Product Quality Supervision and Inspection Station-Room 023-69852528 400023, Experimental Building, Chongqing University Center
42. Guangdong Jewelry and Jade Quality Supervision and Inspection Station-Guangzhou Dongfeng East Road No.751020-8777771-3298,51080.
43. Guangdong Gold and Silver Jewelry Testing Center-Guangzhou Nonglinxia Road 8 1 No.3 Tunnel Bureau Building 020-87301500510080