Mainly there are 3 kinds of production standards - national and international standards, industry. Some travel bag manufacturers can even establish their particular production management systems to ensure that the product quality. The industry standards are created by industry associations, nationwide standards by administrations and international standards by certain authorities. It is a frequent sense that international standards such as CE certification are essentials if the manufacturer intends to perform export business.
Sofie Bag Co., Ltd. has engaged in R&D, production, sales and after-sales service of insulated bag products for decade of years. chest bag produced by Sofie Bag is very popular in the market. Sofie backpack is delicately crafted by the experienced production team. The product offers long-lasting durability for users' daily travel. This product is currently used throughout the domestic and international marketplace, answering the call for pure, quality, great tasting drinking water. Its ergonomic shape can distribute the weight evenly.
Trolley school bags has long been a goal for Sofie Bag. Inquire!