Wenzhou Changyin Machinery Co., Ltd. Is one of the most professional paper bag machinery and printing machinery manufacturers and exporters in China. It produces a wide range of products, including adjustable roller paper bag machines, high-speed food paper bag machines, center-sealed bag making machines, automatic square bottom paper bag machines, flexographic printing machines, overlapping synchronous belt high-speed printing machines, etc. The company enjoys a high reputation for advanced machinery design and manufacturing technology, with nearly twenty years of experience and a professional technical team. The current team of more than 50 people has participated in research and development and obtained a number of model patent certificates and invention patent certificates. OEM or ODM projects are fully accepted, and the company is currently cooperating with a number of internationally renowned companies on such projects. Keeping in mind the mission and vision, we strive to provide customers with world-class quality products and services.