Dongguan Qing Hong Industry Co., Ltd, is located in the manufacturing city of Dongguan, Guangdong Province, specializing in the production of various types of high-grade sewing thread and special sewing thread. We have more than ten years experience in the production line of industrial line of the integrated system .Our funds strength of the company ,advanced technology, we focus on the development of new products, has a professional production ,supply, sales service team, with high-quality