Authentic. Old Huanglong Jewelry Company is affiliated to Shanghai Fuyuan Jewelry Co., Ltd. After years of efforts, it has developed into a large private jewelry enterprise specializing in the wholesale and retail of gold, platinum, palladium, silver ornaments, diamonds, jadeite and precious stones, brand operation and franchise chain. Old Huanglong Jewelry Store is a well-known time-honored brand in Shanghai, authentic and trustworthy.