1. Selling Jewelry: Shang Yun Brothers Jewelry can make money by selling jewelry on the platform.

2. Charge platform fee: Yungang Brothers Jewelry can charge the seller a platform fee, which is charged according to the seller's sales or transaction amount, so Yungang Brothers can get more income with the increase of the transaction volume on the platform.

3. Advertising revenue: Shang Yun Jewellery Dongge platform attracts a large number of users and sellers, which can be used to display advertisements. Advertisers need to pay a certain fee to display their advertisements on the platform, so Shang Yun Jewelry East Brother can make money from advertising revenue.