Lao Fengxiang's trade-in mechanism is good. According to relevant information, the trade-in mechanism of Laofengxiang Jewelry is relatively flexible. They can accept different brands of gold jewelry, diamond jewelry or other valuables as deductions, and at the same time, they are more affordable when discounting, and they can get high subsidies. Chow Tai Fook Jewelry and Lukfook Jewelry pay more attention to the discount of their products.