At the service desk on the first floor, you can as...

At the service desk on the first floor, you can ask the waiter to use the computer to enter keywords for specific products. The store number will be copied to you. If you are lazy, you can choose one of them and buy it directly. After diligently asking those stores, you can compare the prices. Suitable for people who have decided to buy a specific model and want to choose the cheapest or the best service and buy it quickly.