Sunhope is a high-tech enterprise specializing in the R&D, production and sales of square-bottom paper bag machine products through cooperation with European companies.

• 33 years ago, our team developed and produced a fully automatic envelope-making machine. Today, our range of envelope-making machinery is highly popular and holds a significant market share. Impressively, the machines we manufactured 30 years ago are still functioning smoothly.
• In China, we took the lead in developing and manufacturing the roll-fed square bottom paper bag machine, servo window cutting and film patching unit, servo double-wall paper bag unit, servo die cutting handle unit, automatic internal flat handle making machine, double-lane flat & satchel paper bag machine, square bottom paper bag machine with custom specification setting and automatic packaging system, automatic counting and stacking unit of paper bag collection, etc., filling the gap in China's industry and realize the replacement of imports from Germany, the United States and Japan.
• By 2024, Sunhope has more than 45 invention and utility model patents (including10 invention patents, 33 utility models and 2 copyrights); Sunhope is also one of the units responsible for drafting the national and industrial standards of paper bag making machine. Among them, SBH450-518TH automatic internal flat handle bag making machine and SBH150 + DC01 + TM01 are the First Major Equipment in Jiangsu Province, and many products have been rated as Specialized and Special New Products; And in 2022, We won the title of Specialized New and Small Giant Enterprise in Jiangsu province.

• Adhering to German machinery manufacturing standards, we boast an array of advanced processing centers and German testing equipment. Our meticulous approach to material selection, heat treatment, part processing, and mechanical assembly ensures that our paper bag machine product series match the quality of those produced in Europe, America, and Japan.

• SUNHOPE has established a factory in the UK dedicated to the research and development of our paper bag machinery technology, machine demonstrations, operator training, and serving as our European after-sales service center. Additionally, we have set up technical support offices in the United States, the Middle East, South America, Vietnam, and India. Our global network, staffed by technical support personnel of various nationalities, ensures rapid and timely after-sales support for our customers worldwide.

• Roll-fed Square Bottom Paper Bag Machine
• Roll-fed V-bottom Paper Bag Machine
• Roll-fed Fully-automatic Twisted Handle Paper Bag Machine
• Roll-fed Fully-automatic Internal Flat Handle Paper Bag Machine
• External Flat Handle Bag Machine
• Sheet-fed Square Bottom Paper Bag Machine
• Italy Carraro Flexo Printing Unit

Our diverse product portfolio fully meets the demands of paper bag production, offering comprehensive, one-stop solutions.

We are dedicated to serving the needs of medium to high-end customers worldwide. Our esteemed clientele includes the European Huhtamaki Group, UK's Smith Anderson Group, Australia's Detmold Group, Germany's PM Group, USA's PI Group, UK's TPBI Group, France's LEBHAR Group, China's Nanwang and Jihong Co., Ltd, Taiwan's Zhuang Jiaguo, and Malaysia's Muda Group, among others. Our machinery is celebrated for its exceptional mechanical performance and has earned widespread recognition from our customers.

We are committed to delivering cost-effective, high-quality paper bag and printing equipment with superior service. Our aim is to establish a world-renowned brand for paper bag machines, focusing on contributing to global environmental protection as our core mission.