Go to Beijing Gaode Jewelry Appraisal Institute to appraise jewelry, diamonds, oil paintings, Chinese paintings and sculptures. It is a very authoritative appraisal institution and a dual certification institution at home and abroad. It is the first authoritative jewelry appraisal institution in Beijing. Not only can you identify jewelry, but you can also participate in jewelry identification knowledge training! It is also a good place for a good jewelry appraisal school ~