Zhejiang Hongyi Chemical Co., Ltd. is located in the industrial zone of Longquan City, Zhejiang Province. The company was established in 2018. After years of development, the company has built a research and development center and two production bases and has established cooperation with many colleges and universities in the province. It has 12 national patents and is a national high-tech enterprise integrating fluorescent whitening agent research and development, production, sales, and technical services. Since its establishment, Hongyi Chemical has been adhering to the business philosophy of "cherishing partners and creating the future together" and serving more than 3,000 high-quality customers in more than 20 countries and regions around the world. The company has passed ISO9001 quality system certification, and ISO14001 environmental system certification, and has a complete application technology service system. Hongyi Chemical focuses on solving the application problems of end customers and answering questions. It has always been at the level in the field of fluorescent whitening agent applications in China! Hongyi Chemical continues to grow in scale, deeply cultivates domestic end customers, and strives to expand the European, African, and Southeast Asian markets. It has currently established an overseas office in Hanoi, Vietnam. Facing the 21st century, Hongyi Chemical will continue to innovate and be market-oriented to create value for all partners with quality, efficient and convenient application technology services, and cost-effectiveness. We are willing to accompany you with our sincerity to create a better future!

With the mission of "making employees happy, achieving customers, and promoting industry development" and the corporate spirit of "pioneering and innovation", we are committed to the application technology of fluorescent brighteners and promoting industry development!