Case Making Machines
High-Speed Digital Automatic Case Making Machine
Screen Printing Machines
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Explore our primary machinery engineered to optimize the production of personalized binders, luxury stationery covers, and rigid lever arch file casings.
The global printing and packaging market is undergoing a structural transition. On one hand, the corporate world continues to rely on heavy-duty, highly durable organization systems such as Lever Arch Files. On the other hand, consumer demands have shifted dramatically toward premium, customized, and on-demand Personalized Stationery. Meeting these dual demands requires highly specialized post-press machinery capable of handling diverse substrates, variable run lengths, and complex finishes.
Lever arch files are subject to constant mechanical stress in office environments. The outer casing must be rigid, perfectly squared, and resistant to warping. To achieve this, modern production lines utilize automated board cutting and heavy-duty case-making machines. The process requires precise slitting of greyboard, followed by high-speed gluing and wrapping with laminated paper, PP, or PVC liners.
Advanced hardcover machines like the ST036B series handle these demanding steps in a single pass. By automating the board feeding, gluing, positioning, and folding processes, manufacturers ensure consistent structural integrity, reducing material waste and cycle times.
Consumer preferences for custom journals, photobooks, and bespoke executive planners have rendered traditional, long-run offset methods economically unviable for smaller batches. Digital printing and casing-in technologies allow for "run-of-one" production profiles. This enables printing houses to produce highly customized stationery with personalized names, variable graphics, and unique foil designs without stopping the production line for retooling.
This agility is powered by digital casing-in machines (such as the ST015D), which automatically adjust to varying book block thicknesses, ensuring clean adhesive application and perfect alignment of the cover to the inner pages.
Understanding how these machines perform under specific production conditions is vital for identifying bottlenecks and scaling capacity. Below, we analyze three primary application scenarios where press machine printing and automated casing lines create significant commercial value.
For large-scale office supply manufacturers, speed and durability are the primary key performance indicators (KPIs). The casing must feature precise creasing lines to ensure the file opens and closes smoothly thousands of times. The production sequence involves:
Luxury corporate gifts and custom photobooks require a premium tactile feel. This is achieved through textured cover materials, deep hot stamping, and clean casing-in. Digital photobook casing-in machines align the book block with the pre-made hard cover. The machinery must handle delicate materials like silk, faux leather, and high-gloss photographic paper without causing scratches, adhesive bleed-through, or air bubbles.
To stand out on retail shelves, stationery covers and binder casings increasingly feature complex metallic designs. Traditional hot stamping requires expensive dies and separate production runs. Modern cold-foil inline systems apply adhesive via a standard printing plate, followed by foil lamination and UV curing. This allows for fine-line details, half-tone foil effects, and overprinting with colored inks to create unlimited metallic shades in a single run.
Guangdong Shengtu Intelligent Equipment Co., Ltd. (ST Machinery), established in 1998 and based in Dongguan, specializes in intelligent printing and packaging equipment and solutions.
As the primary drafting unit, ST Machinery participated in formulating the national industry standard JB/T 12712-2016 Printing Machinery—Book Cover Making Machine, which was officially implemented in June 2016. In 2017, the company was designated as the only "Practical Training Base for Case-Making Equipment in the Printing and Equipment Industry under the Mechanical Industry Vocational Skills Identification System" in China. Since then, it has successfully conducted multiple training sessions.
The company currently offers an extensive range of intelligent molding and efficiency-boosting equipment under the “ST” brand. With its head office in Dongguan, Shengtu operates production facilities in both Dongguan and Shanghai, and has established sales offices across North, Southwest, and East China. Internationally, it maintains a robust network of distribution partners throughout Southeast Asia, South Asia, the Middle East, Europe, and North America.
Driven by innovation, guided by expertise, and committed to building lasting partnerships with our global clientele.
With over 20 years of focus on a specialized product line and a team averaging 5+ years of industry experience, we deliver professional pre-sales and after-sales service.
Staying ahead in the industry, driving continuous advancement in case making and screen printing technology, and providing more professional solutions.
To build a shared vision, move forward with unity, and win the lasting trust and recognition of our customers.
Our young, energetic, and innovative team brings fresh thinking, fast response, and endless drive to every project.
A chronological journey of growth, innovation, and industry leadership since 1998.
ST Machinery Factory was established, specializing in the trade of second-hand post-press printing equipment.
Dongguan Shengtu Bookbinding Machinery Co., Ltd. was established, focusing on the production of post-press equipment. In 2005, the company introduced its first fully automatic case-making machine.
Dongguan Shengtu Printing Equipment Co., Ltd. was established. With a relocation to a new facility, the company expanded its business scope to specialize in the manufacturing of fully automated packaging and printing equipment.
Shengtu fully acquired Shanghai SCT Intelligent Equipment Co., Ltd., marking a strategic expansion into the development and production of screen printing machines and related auxiliary equipment.
Guangdong Shengtu Intelligent Equipment Co., Ltd. was established, further expanding the company's business scope.
The company has relocated to its self-built industrial park — the Shengtu Intelligent Manufacturing Park — in Dongguan Dalingshan Town.
As the printing industry transitions toward "Industry 4.0," several key trends are defining the future of post-press and case-making machinery:
Integration of smart sensors and IoT gateways allows real-time monitoring of glue viscosity, temperature, and mechanical cycles. Predictive maintenance reduces unexpected downtime, critical for high-volume binder production lines.
With global bans on certain plastics, there is a strong shift toward water-based adhesives and recyclable paper-based coatings. Modern casing machines must handle these new materials without compromising bonding strength.
Combining multiple finishing operations—such as board cutting, creasing, hot foil stamping, and lining—into single, continuous processing lines to minimize manual handling and optimize shop-floor logistics.
Guangdong Shengtu Intelligent Equipment Co., Ltd. remains at the forefront of these transitions. By continuously investing in R&D and refining our engineering standards, we ensure our clients are equipped with machinery that is not only highly productive today but also ready for the industrial demands of tomorrow.
Discover our full portfolio of case makers, board cutters, screen printers, and embellishment machinery designed for high-end stationery and structural packaging.
