Sub-brand. The trademark "Xuefeifan" was applied for by Aigole Technology Co., Ltd. on July 31, 2019, and belongs to 18-Leather Goods. Aigole is a professional brand integrating R&D, production and sales. Its main products are learning tables and chairs, children's furniture, etc. Xuebufan is a sub-brand launched by Aigole, focusing on the research, development and sales of school supplies, including school bags, pencil cases, stationery, etc.