The varying demands for blister packaging across different industries determine the suitability of folding machines. In the food packaging industry, two-fold machines are widely used for handling simple packaging such as disposable utensils and snack trays. These products have high demand and straightforward packaging needs, and two-fold machines meet industry requirements with their cost-effectiveness and high efficiency.

The electronics industry is a primary application area for three-fold machines. Packaging for mobile phone accessories, small electronic devices, and similar products requires three-sided protective packaging that ensures both transportation safety and ease of retail display. The "U"-shaped wrapping solution provided by three-fold machines achieves a balance between protection and display, while also supporting transparent window designs to meet the specific needs of electronics packaging.

The cosmetics and luxury goods industry represents a high-end application area for four-fold machines. High-end cosmetic boxes, perfume packaging, jewelry boxes, and similar products demand exceptional opening and closing experiences and display effects. Four-fold machines can achieve fully enclosed, refined box structures, combined with detailed features such as magnetic closures and ribbons, perfectly embodying brand luxury. Although the production volume of such packaging is relatively small, the high unit value makes the precision and quality of four-fold machines an ideal fit.

The medical equipment industry selects different machines based on product characteristics. Simple medical device packaging often uses two-fold machines; moderately complex devices are packaged with three-fold machines; while high-end surgical instruments and diagnostic equipment require the comprehensive protective packaging provided by four-fold machines. The medical industry's specific requirements for cleanliness and precision have also driven the specialized development of folding machines in areas such as dust-proof design and precision control.