Hangzhou Vreggae Chemical Co., Ltd. is a professional manufacturer of fluorescent whitening agent. It has developed and produced a series of products for special use in the fields of textile, plastic, development, electronics, etc., filling the gap of domestic high-quality whitening agent. Its products are widely supplied to many well-known manufacturers at home and abroad, and have a high brand awareness in the industry. Our company makes unremitting efforts, will continue to develop products to meet the market demand, dedicated to customer service, and seek common development.