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Donggeng
Textile printing and dyeing machinery manufacturer
Donggeng
Textile printing and dyeing machinery manufacturer
Donggeng
Textile printing and dyeing machinery manufacturer
Donggeng
Textile printing and dyeing machinery manufacturer
Donggeng
Textile printing and dyeing machinery manufacturer
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East Heptanoic Machinery

Professionally engaged in the R&D and manufacturing of textile printing and dyeing machinery and equipment.

Nantong East Heptanoic Machinery Co., Ltd., east of the Yellow Sea, south of the Yangtze River, is located in the Yangtze River Delta Shanghai Economic Circle, the northern wing of Nantong City. It is located in Taoyuan Industrial Park, Rugao Software Park, the hometown of longevity. The company specializes in the development and manufacture of textile printing and dyeing machinery and equipment. It is a private science and technology enterprise in Jiangsu Province and a high-tech enterprise in Jiangsu Province, and enjoys a good reputation among peers in the industry.

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30 +

More than 30 years of dedicated expertise in the field of textile printing and dyeing machinery.


15000 square meter

Land area of the Donggeng production base


East Heptanoic Machinery

MANUFACTURE

East Heptanoic Machinery Manufacturing Capabilities

As a technology-driven enterprise, the company continuously enhances product quality while placing even greater emphasis on team building—after all, the corporate team is the driving force behind the company’s development. The people of East Heptanoic keep forging ahead on the path of corporate growth, relentlessly pushing forward with innovation and unwavering determination.

Technological Innovation
The company actively conducts technological research and development in fields such as dyeing machines, obtaining numerous patents. Through its unique design of printing and dyeing equipment, it reduces dye waste and ensures more uniform printing and dyeing.
Product Innovation
The company not only produces traditional dyeing and finishing machinery, but also develops various products such as high-temperature and high-pressure jet-type hank dyeing machines, and normal-temperature and normal-pressure jet-type hank dyeing machines. By setting up a color mixing mechanism, precise control over dye ratio is achieved.
Honors
The honor underscores the company's high regard and strict control over product quality. From the selection of raw materials to every aspect of the production process, Donggeng Machinery adheres to the attitude of striving for excellence, ensuring stable product performance, reliability, and durability. Its dyeing machines and other products have won wide acclaim from customers and high recognition in the market due to their high quality, high efficiency, and low energy consumption.
Production Process
1. Reel yarn to hank yarn; 2. Pretreatment equipment (washing/soaping/bleaching); 3. Dewatering; 4. Drying; 5. Desizing/soaping/softening; 6. Fixing (steam); 7. Multicolor dyeing machine; 8. Dewatering; 9. Drying; 10. Hank yarn to reel yarn.
Service Support
Professional customers are always ready to answer your questions and provide professional advice.
Provide solutions in the textile field
With strong technical force, excellent processing equipment, advanced product technology, complete testing methods, stable quality, and reliable performance, our products not only meet the needs of customers at home and abroad, but also

News & Events

Stay updated on Dongeng’s latest developments at all times

date2026-09-21

The Contribution of Automatic Centrifugal Dehydrator Systems to Textile Innovation

The Contribution of Automatic Centrifugal Dehydrator Systems to Textile Innovation Table of Contents Introduction to Automatic Centrifugal Dehydrator Systems Overview of the Textile Industry The Importance of Dehydration in Textile Manufacturing Advantages of Automatic Centrifugal Dehydrators Technological Innovations in Dehydration Systems Sustainability and Environmental Impact Ca

date2026-09-20

Exploring the Advantages of Hank Yarn Jet Dyeing Machines in Textile Manufacturing

In the textile manufacturing sector, the hank yarn jet dyeing machine stands out as a crucial piece of equipment that revolutionizes the dyeing process for various types of yarns. This advanced technology utilizes a jet dyeing method, which is particularly effective for treating hank yarn, offering numerous benefits that improve productivity and dye quality. One of the primary advantages of the ha

date2026-09-19

Revolutionize Your Textile Operations with a Centrifugal Dehydrator: Unleashing Efficiency and Quality

Revolutionize Your Textile Operations with a Centrifugal Dehydrator In today's fast-paced textile industry, the need for efficiency and quality cannot be overstated. As manufacturers search for innovative solutions to streamline production processes, the **centrifugal dehydrator** emerges as a key player. This article explores the myriad benefits of incorporating a centrifugal dehydrator into your

date2026-09-18

Understanding Yarn Finishing Vacuum Machine Systems: Enhancing Textile Production Efficiency

Yarn finishing vacuum machine systems play a crucial role in the textile manufacturing process, specifically in the treatment of yarns before they are transformed into finished fabrics. These systems are designed to enhance the quality and performance of yarns by effectively removing excess moisture, dirt, and other impurities that may affect the final product. By employing vacuum technology, thes

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Nantong East Heptanoic Machinery Co., Ltd.

Foreign trade contact phone (WeChat and WhatsApp share the same number)

Address

No.9,Peach Gold Road, Taoyuan Town, Rugao City, Jiangsu Province, China