The sign of "bringing your own cup and reducing it" is increasingly appearing in front of the cash register in offline coffee shops. Holding your beloved cup and going downstairs to the caf é to "grab" a cup of coffee during a weekend bike ride or between work breaks is no longer unfamiliar.

With the rise of the green lifestyle craze, more and more people choose to bring their own cups to coffee shops for consumption, and different coffee shop brands are also encouraging consumers to bring their own cups.

According to an interface news survey, taking Starbucks as an example, customers who bring their own cups of coffee can receive a reduction of 4 yuan per cup, but they need to place an order on-site at the store. The self brought cups should be reusable, food grade, and clean containers. A staff member at a Starbucks Beijing offline store told Interface News reporters, "Customers must bring reusable cups." Some coffee shops do not have any requirements for coffee cup shape, such as Tim Beijing's offline coffee store telling Interface News reporters, "Customers can bring any cup themselves, plastic cups can also be used