The instruction manual is always beside shopping bag. If no such instruction manual is found, you are welcomed to contact us. Then an electronic version may be offered. The instruction manual is aimed at offering you detailed operation and installation info. If you find it hard to understand, video or other effective ways may be available based on the demand.

Sofie Bag Co., Ltd. is a Chinese manufacturer of trolley school bags. Faced with more intense competition, we have been strengthening our position. Sofie Bag's travel bag series include multiple types. Sofie business casual bag is manufactured using quality raw material in accordance with industry defined standards. The product is able to provide protection for valuable stuff. Sofie has a wide reputation about its considerate service. With multiple compartments, the product can help users better organize stuff.

Technological strength is so crucial for us to become stronger. Hence, we have set up a clear growing objective, that is to gain a technological advantage over competitors.