Guoyu Group was founded in 1905 and has a century-old history. It is a well-known brand of stationery and office furniture in Japan. Generations of Japanese have grown up with stationery marked with KOKUYO. In 2005, on the occasion of its 100th anniversary, Guoyu chose the Chinese market with a diversified economy and rapid development, established Guoyu Commercial (Shanghai) Co., Ltd., and founded Yiyoubai. As an office supplies direct sales company, it has always been based on the corporate philosophy of "rewarding the society with goods" and provides creative, efficient and humane services. We have the responsibility to contribute to society and strive to become a company trusted by society.

In office life, Yiyoubai can be your best assistant, providing you with integrated logistics services, allowing you to focus on the company's business without worries.

At the same time, Yiyoubai attaches great importance to customers' opinions and strives to narrow the distance between customers and manufacturers. Share customer opinions and suggestions with manufacturers and partners as the basis for developing new goods and services. Yiyoubai understands and meets customer needs, and continuously develops new products for the sake of customers' continuous growth, and returns to society.