Shanghai Longyu Electro-Mechanic Technology Co., Ltd. is one of the leading manufacturers and suppliers of pineapple bun production line in China. We are committed to providing high quality automated food forming equipment and integrated production systems for global clients. Welcome to wholesale custom made pineapple bun production line at competitive price from our factory.

Laminating
- The lamination process begins by sheeting the rested dough into a rectangular shape suitable for butter insertion. To achieve stable layers, the temperature and hardness of both dough and butter must be carefully controlled. During the initial lamination stage, gradual thickness reduction is applied to prevent dough shrinkage and layer damage, ensuring a consistent laminated structure with a flaky texture after baking.

Covering
- The covering system divides the dough into uniform portions and sheets them into consistent thickness before automatically placing the outer layer onto the product surface. Through gentle mechanical handling and controlled operation, the system protects the original dough structure while minimizing frictional heat that may cause stickiness or loss of elasticity. This process helps maintain the desired crispy or soft texture while achieving stable quality comparable to handmade products.
Product Line Equipment
Production Process Flow
Automation Solutions in Action
Watch how LONGYU technology helps manufacturers achieve stable and efficient food production.
Product Introduction

Years of
Experience
Pineapple buns are one of the most popular Asian sweet breads, recognized for their crisp, golden cookie-like topping and soft, fluffy crumb. Originating in Hong Kong, they are named after their signature cracked crust, which resembles the surface of a pineapple rather than the fruit itself. Consistent dough handling, topping application, and baking are essential for achieving their distinctive appearance and texture. Automated production lines deliver uniform forming, stable quality, and efficient output, helping bakeries produce authentic pineapple buns on an industrial scale.
Other Applications of The Product
Frequently Asked Questions
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Q:What makes the Pineapple Bun Production Line different from standard bread production lines?A:The Pineapple Bun Production Line is designed for specialty bread products that require both soft bread forming and decorative topping control. It integrates dough handling, filling and shaping processes to maintain the traditional appearance and structure of pineapple buns during automated production.
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Q:How does the production line maintain the appearance of pineapple bun toppings?A:The line controls the forming and placement processes of different dough materials to ensure the topping layer is applied consistently. This helps maintain the characteristic surface appearance and texture of pineapple buns during continuous production.
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Q:How does the system achieve stable filling and dough ratios?A:For filled pineapple buns, consistent distribution between dough and filling is important for product quality. The forming system precisely controls material supply to achieve stable filling positioning and maintain the desired product structure.
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Q:How does automation reproduce the traditional handmade characteristics of pineapple buns?A:Traditional pineapple buns require careful handling of multiple dough components. LONGYU integrates controlled forming processes to reproduce key handmade characteristics, including product shape, topping structure and overall appearance, while improving production consistency.
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Q:Can the Pineapple Bun Production Line produce different sizes and product variations?A:Yes. The production configuration can be adjusted according to different product specifications, including size, weight, filling requirements and forming styles. Customized solutions can be developed based on manufacturers' product requirements.
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Q:How does the production line improve efficiency for pineapple bun manufacturing?A:The automated production workflow reduces manual operations in repetitive processes such as forming, filling and arranging. This helps manufacturers achieve higher production efficiency while maintaining consistent product quality.
Contact Us
SHANGHAI LONGYU ELECTRO-MECHANIC TECHNOLOGY CO., LTD
- +8617367330622
- sales4@longyu-sh.com
- +8617367330622
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No. 66, Guangfulin East Road, Zhongshan Subdistrict, Songjiang District, Shanghai
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