Wenzhou Zhenglong Machinery Co., Ltd. (formerly Ruian Gaoxin Machinery Co., Ltd.) is a professional manufacturer engaged in the R&D and production of high-speed bag making machines at home and abroad. Our main products include: professional three-side seal bag making machines, three-side seal zipper stand-up bag making machines, bubble film bag making machines, high-speed center seal bag making machines, double stand-up double zipper double cutter bag making machines, die-cutting bag making machines, square bottom bag making machines and pharmaceutical bag making machines. After years of development and continuous introduction of advanced professional technologies from abroad, we have developed a new generation of bag making machines with more complete functions to meet the diverse needs of our customers.

Integrating optical, electrical and pneumatic technologies, our products feature unique craftsmanship, easy operation, quick debugging and high automation. They consistently meet customers'''' requirements and have become the preferred choice for manufacturers in the flexible packaging industry.

In the domestic market, we have established a mature business model integrating production, sales and after-sales service, and built sound cooperative relationships with agents across the country.

Our products are exported to Southeast Asia, the Middle East, Europe, America and other countries and regions, with export volume rising year by year.

Adhering to the business philosophy of "Customer First, Honest Operation, Pioneering and Innovative", we take superior product quality as the foundation, market demand as the guide, and high and new technology as the vitality of the enterprise.

We firmly believe that sincere cooperation will surely compose a magnificent chapter for Gaoxin! "Customers'''' needs are our pursuit." We sincerely welcome Chinese and foreign businessmen, new and old customers to visit us for guidance and discuss business cooperation, and create a brilliant future together!