It doesn’t matter. Yili uses Tetra Pak packaging materials in its own factories because they have an agreement with Tetra Pak and must use their packaging materials. However, in some processing places, they use other packaging materials. Packaging materials, because these packaging materials are much cheaper than BiLe! Products produced at processing sites have stricter quality control than Yili's own factory products, so please feel free to drink them.

Tetra Pak buys equipment for such large customers for free. The cost of the equipment will be added to the packaging material, which means that it will provide you with the equipment, and then the tens of millions of equipment fees will be added to the packaging material. In terms of costs, the contract will stipulate how many packs of Tetra Pak packaging materials must be consumed each year and the cost of each packaging material; Tranlin Packaging is a domestic packaging material company, and their packaging materials are among the best in the country, so Yili will choose them. They, and Yili also use some other brands of packaging materials.