1, the ground floor of the Treasure Building in Shanghai Old Street, Henan South Road, Chenghuangmiao area, can be polished as long as it is a jade shop. 2. In the antique markets of Shanghai Tibet Road and liouhe rd, as long as they are stalls and shops dealing in jadeite, they can also undertake polishing.

2. There is a shop at No.984 Hongmei South Road (the intersection of Luo Jin Road): Jade and Jade Custom. Raw stone processing and finished product wholesale, on-site polishing.

3. Room 2506, Phase I of Hang Lung Plaza, Nanjing West Road 1266, Jing 'an District. Shanghai Royal Goldsmith is the location of luxury maintenance center, and its Shanghai headquarters is in hang lung plaza. There is also the golden tower 8D of Jiu 'an Square, No.258 Tongren Road, Jing 'an Temple, Jing 'an, Shanghai, which can be repaired. The jade bracelet is slightly damaged and can be repaired by "painting gold".

4. Shanghai Tianmai Jewelry, which specializes in jade products, is located at No.445, Nujiang North Road, Putuo District, Shanghai.

5. If you want to issue a certificate, it is undoubtedly the best certificate from the National Gemstone Testing Center. In the diamond building, it can be used for identification and national level guarantee. If you just identify the authenticity, you can bring it here, and we will help you identify the authenticity for free.