Lao Fengxiang was founded in 1848 with a history of 16 1 year. After liberation, Mayor Chen Yi personally approved the revival and development of China, an old jewelry brand, and bought Shanghai No.1 Pencil Factory in the early stage. Now it is an old state-owned enterprise. Jewelry sold by such an old brand is at least a guarantee of credibility. The old Fengxiang brand, established in Guangxu 28 years, was originally made of gold and silver. Therefore, you can be absolutely assured of the authenticity of the silver ornaments sold. Silver earrings will turn black after a long time because they absorb oxygen from the air and are oxidized. You can use milk bubble or toothpaste brush.