SHANGHAI, May 5 (Xinhua) -- Recently, a "smart gold store" made its debut at a shopping mall in Shanghai. Featuring functions for self-service gold recycling and gold purchasing, the system offers services such as self-ordering, automatic detection and rapid payment.

The system can automatically detect the weight and purity of the gold placed in the device, calculate the recycling amount based on real-time gold prices, and process payments swiftly, marking a new way in the field of gold recycling.