No, Nanjing Shengfeng Jewelry belongs to Nanjing Shengfeng Jewelry Co., Ltd., established on 20 15, and Zhou Baifu Jewelry belongs to Guangdong Zhoubaifu Jewelry Co., Ltd., established on 20 10. Nanjing, referred to as "Ning", was called Jinling and Jiankang in ancient times. It is the capital, sub-provincial city, megacity and core city of Nanjing metropolitan area.