It is a bank or credit card POS machine.

The most cost-effective place to use a credit card in Lhasa is usually a bank or credit card POS machine. Different banks and credit card brands have different handling rates and preferential policies, so it depends on your credit card issuing bank and your consumption needs. Generally speaking, most banks and credit card POS machines charge a certain handling fee. This handling fee is usually borne by the merchant, not the consumer. Therefore, when choosing a place to swipe your card for consumption, you can give priority to merchants with low or no handling fees, which can save your consumption costs.