Top 10 Color Doser Suppliers in China

Jan 19, 2026

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Introduction to Color Doser

A color doser is a crucial piece of equipment in the plastic processing, printing, and other industries. It is designed to accurately dispense and mix colorants into raw materials, ensuring consistent color quality in the final products. With the development of the manufacturing industry in China, there are numerous suppliers offering high - quality color dosers, each with its own unique features and advantages.


Top 10 Color Doser Suppliers

1. Ningbo Beilun Rhong Machinery Manufacturing Co., Ltd.

Ningbo Beilun Rhong Machinery Manufacturing Co., Ltd. is a well - established enterprise in the field of plastic machinery. The company has been dedicated to the research, development, production, and sales of various plastic processing equipment, including color dosers, for many years.


Features in Color Doser:


  • High Precision: Their color dosers are equipped with advanced dosing systems that can achieve extremely high precision in colorant dispensing. This ensures that the color of the final product is consistent batch after batch, meeting the strict quality requirements of customers.
  • Flexibility: The color dosers can be easily adjusted to handle different types of colorants and raw materials. Whether it is a liquid or powder colorant, the machine can accurately measure and mix it with the base material.
  • User - friendly Design: The operation interface of the color dosers is simple and intuitive, making it easy for operators to set parameters and monitor the dosing process. This reduces the learning curve for new employees and improves work efficiency.


Advantages:


  • Technical Expertise: The company has a professional R & D team with rich experience in plastic machinery technology. They continuously invest in research and development to improve the performance and quality of their color dosers.
  • Quality Assurance: Ningbo Beilun Rhong Machinery Manufacturing Co., Ltd. strictly follows international quality standards in the production process. From the selection of raw materials to the final assembly and testing, every step is carefully controlled to ensure the reliability and durability of the products.
  • After - sales Service: The company provides comprehensive after - sales service, including installation, debugging, maintenance, and technical support. Their prompt response and high - quality service have won the trust of customers at home and abroad.


Website: https://www.rhongmachines.com/


2. Yuyao Xinrui Plastic Machinery Co., Ltd.

Yuyao Xinrui Plastic Machinery Co., Ltd. has been focusing on the production of plastic machinery for over a decade. The company has a complete production line and a strong technical force, which enables it to produce high - quality color dosers.


Features in Color Doser:


  • Advanced Control System: Their color dosers are equipped with a state - of - the - art control system that can precisely control the dosing amount and speed. The system can also store multiple sets of dosing parameters, allowing for quick switching between different production requirements.
  • Stable Performance: The mechanical structure of the color dosers is designed to be stable and reliable. It can operate continuously for a long time without significant wear and tear, reducing the frequency of maintenance and improving production efficiency.
  • Customization: Yuyao Xinrui Plastic Machinery Co., Ltd. can customize color dosers according to the specific needs of customers. Whether it is the size, capacity, or special functions, the company can provide tailored solutions.


Advantages:


  • Cost - effective: The company offers color dosers with high performance at a relatively low price. This makes their products very competitive in the market, especially for small and medium - sized enterprises.
  • Local Support: Being located in Yuyao, a well - known plastic machinery production base in China, the company can easily obtain high - quality raw materials and components. This not only ensures the quality of the products but also provides strong local support for customers.
  • Industry Experience: With more than ten years of experience in the plastic machinery industry, the company has a deep understanding of the market and customer needs. They can provide professional advice and solutions to help customers improve their production processes.


3. Zhangjiagang Jwell Machinery Co., Ltd.

Zhangjiagang Jwell Machinery Co., Ltd. is a large - scale enterprise specializing in the production of plastic extrusion machinery and related equipment. Their color dosers are an important part of their product portfolio.


Features in Color Doser:


  • Integrated Design: The color dosers of Zhangjiagang Jwell Machinery Co., Ltd. are designed to be integrated with other plastic processing equipment. This seamless integration allows for a more efficient and coordinated production process, reducing the overall footprint of the production line.
  • High - speed Dosing: The company's color dosers can achieve high - speed dosing, which is suitable for large - scale production. The fast dosing speed can significantly increase the production capacity of the production line.
  • Accurate Mixing: In addition to accurate dosing, the color dosers can also ensure thorough and accurate mixing of colorants and raw materials. This results in a more uniform color distribution in the final product.


Advantages:


  • Brand Reputation: Zhangjiagang Jwell Machinery Co., Ltd. has a well - known brand in the plastic machinery industry. Their products are widely recognized for their high quality and reliability, which gives customers more confidence in their color dosers.
  • Global Market Presence: The company has a wide sales network around the world. They can provide timely and professional service to customers in different regions, facilitating international trade and cooperation.
  • Continuous Innovation: Zhangjiagang Jwell Machinery Co., Ltd. invests heavily in research and development to keep up with the latest technological trends. Their innovative products can meet the evolving needs of the market.


4. Nanjing Jieya Extrusion Equipment Co., Ltd.

Nanjing Jieya Extrusion Equipment Co., Ltd. is a professional manufacturer of plastic extrusion equipment, including color dosers. The company has a team of experienced engineers and technicians who are committed to providing high - quality products.


Features in Color Doser:


  • Modular Design: The color dosers of Nanjing Jieya Extrusion Equipment Co., Ltd. adopt a modular design, which makes it easy to install, maintain, and upgrade. Customers can choose different modules according to their specific needs, improving the flexibility of the equipment.
  • Low Noise Operation: The mechanical design of the color dosers focuses on reducing noise during operation. This creates a more comfortable working environment for operators and also meets the environmental requirements of modern factories.
  • Advanced Sensor Technology: The color dosers are equipped with advanced sensor technology to monitor the dosing process in real - time. If any abnormalities are detected, the system can automatically adjust the dosing parameters or issue an alarm.


Advantages:


  • Technical Innovation: The company is constantly exploring new technologies and materials to improve the performance of their color dosers. Their innovative solutions can help customers stay ahead in the market.
  • Quality Management System: Nanjing Jieya Extrusion Equipment Co., Ltd. has a strict quality management system in place. Every product undergoes multiple inspections and tests before leaving the factory, ensuring the high quality of the color dosers.
  • Customer - oriented Service: The company puts the needs of customers first. They provide comprehensive pre - sales and after - sales service, including product consultation, installation guidance, and maintenance training.


5. Guangzhou Xinfeng Plastic Machinery Co., Ltd.

Guangzhou Xinfeng Plastic Machinery Co., Ltd. has been engaged in the production of plastic machinery for many years. Their color dosers are known for their excellent performance and user - friendly features.


Features in Color Doser:


  • Easy Cleaning: The design of the color dosers allows for easy cleaning. This is very important in the plastic processing industry, as it helps to prevent cross - contamination between different colorants and ensures the quality of the products.
  • Multiple Dosing Modes: The color dosers support multiple dosing modes, such as volume - based dosing and weight - based dosing. Customers can choose the most suitable dosing mode according to their production requirements.
  • Remote Monitoring: Some of the company's color dosers are equipped with remote monitoring functions. Operators can monitor the operation status of the equipment through a mobile device or a computer, which is very convenient for production management.


Advantages:


  • Service Network: Guangzhou Xinfeng Plastic Machinery Co., Ltd. has established a wide service network across China. They can provide fast and efficient after - sales service to customers in different regions.
  • Product Upgrades: The company regularly upgrades its color dosers to incorporate the latest technologies and features. This ensures that customers can always use the most advanced equipment in their production processes.
  • Industry - specific Solutions: The company has rich experience in serving different industries. They can provide industry - specific color dosing solutions, taking into account the unique requirements of each industry.


6. Shanghai Jinming Machinery Co., Ltd.

Shanghai Jinming Machinery Co., Ltd. is a well - respected enterprise in the plastic machinery industry. Their color dosers are known for their high - end technology and excellent performance.


Features in Color Doser:


  • Intelligent Control: The color dosers of Shanghai Jinming Machinery Co., Ltd. are equipped with intelligent control systems. These systems can automatically adjust the dosing parameters based on the real - time production conditions, such as the temperature and humidity of the production environment.
  • High - precision Sensors: The use of high - precision sensors ensures accurate dosing and monitoring of the colorant. This helps to improve the quality and consistency of the final products.
  • Energy - efficient Design: The company pays great attention to energy efficiency in the design of the color dosers. The energy - efficient design can reduce the energy consumption of the equipment, saving production costs for customers.


Advantages:


  • Research and Development Investment: Shanghai Jinming Machinery Co., Ltd. invests a large amount of resources in research and development. This enables them to continuously introduce new products and technologies, keeping them at the forefront of the industry.
  • International Standards Compliance: The company's color dosers comply with international standards, such as CE and UL. This makes their products more competitive in the international market and allows them to expand their business overseas.
  • Training Programs: The company provides training programs for customers' operators. These training programs help operators to better understand and operate the color dosers, improving the overall production efficiency.


7. Dongguan Richmac Machinery Co., Ltd.

Dongguan Richmac Machinery Co., Ltd. is a professional manufacturer of plastic injection molding machines and related equipment. Their color dosers are designed to meet the high - precision requirements of the injection molding industry.


Features in Color Doser:


  • Precision for Injection Molding: The color dosers are specifically designed for the injection molding process. They can accurately dispense colorants into the plastic pellets before injection, ensuring a uniform color in the final molded products.
  • Quick Response: The dosing system of the color dosers can respond quickly to changes in production requirements. This is very important in the injection molding industry, where production schedules are often tight.
  • Compact Size: The color dosers have a compact size, which is suitable for installation in injection molding workshops with limited space. The small footprint does not affect the performance of the equipment.


Advantages:


  • Injection Molding Expertise: The company has in - depth expertise in the injection molding industry. They understand the unique requirements of injection molding production and can provide color dosers that are perfectly matched with injection molding machines.
  • Custom - made Solutions: Dongguan Richmac Machinery Co., Ltd. can provide custom - made color dosing solutions for injection molding customers. Whether it is a small - scale injection molding operation or a large - scale production line, the company can offer suitable products.
  • Technical Support: The company provides strong technical support to customers. Their technical team can help customers solve various problems in the use of color dosers, ensuring the smooth operation of the production line.


8. Suzhou Polytime Machinery Co., Ltd.

Suzhou Polytime Machinery Co., Ltd. is a technology - driven enterprise that focuses on the development and production of plastic processing equipment. Their color dosers are known for their advanced technology and excellent quality.


Features in Color Doser:


  • Digital Display: The color dosers are equipped with a digital display that shows the dosing parameters and operation status in real - time. This makes it easy for operators to monitor and control the equipment.
  • High - quality Components: The company uses high - quality components in the production of color dosers. This ensures the reliability and durability of the equipment, reducing the probability of breakdowns and improving the service life of the products.
  • Safety Features: The color dosers are designed with multiple safety features, such as over - current protection and emergency stop buttons. These safety features protect the operators and the equipment during operation.


Advantages:


  • Research and Development Capability: Suzhou Polytime Machinery Co., Ltd. has a strong research and development team. They can continuously develop new products and improve existing products based on market feedback and technological advancements.
  • Quality Control: The company has a strict quality control system. Every color doser undergoes a series of quality inspections before leaving the factory, ensuring that only high - quality products are delivered to customers.
  • Environmental Considerations: The company takes environmental protection into account in the design and production of color dosers. Their products are designed to be energy - efficient and environmentally friendly, which meets the requirements of modern manufacturing.


9. Wenzhou Hongxiang Plastic Machinery Co., Ltd.

Wenzhou Hongxiang Plastic Machinery Co., Ltd. is a specialized manufacturer of plastic machinery, including color dosers. The company has a long - standing reputation for its reliable products and excellent service.


Features in Color Doser:


  • Robust Construction: The color dosers have a robust construction that can withstand harsh working environments. They are made of high - strength materials, which ensures the long - term stability of the equipment.
  • Simple Maintenance: The design of the color dosers makes maintenance simple. Operators can easily replace worn - out parts and perform routine maintenance tasks, reducing the downtime of the production line.
  • Color Matching Function: Some of the company's color dosers are equipped with a color matching function. This function can help customers achieve the exact color they need, which is very useful in the plastic product manufacturing industry.


Advantages:


  • Customer Loyalty: Wenzhou Hongxiang Plastic Machinery Co., Ltd. has a large number of loyal customers. Their high - quality products and excellent service have won the trust and support of customers over the years.
  • Cost - effective Solutions: The company offers cost - effective color dosing solutions. They can provide products with good performance at a reasonable price, which is very attractive to customers on a budget.
  • Local Industry Cluster: Being located in Wenzhou, a city with a strong plastic machinery industry cluster, the company can benefit from the local industrial resources and cooperation opportunities. This helps to improve the competitiveness of the company's products.


10. Beijing Chuangli Machinery Co., Ltd.

Beijing Chuangli Machinery Co., Ltd. is a well - established enterprise in the plastic machinery field. Their color dosers are designed to meet the high - end market demand.


Features in Color Doser:


  • Ultra - high Precision: The color dosers of Beijing Chuangli Machinery Co., Ltd. can achieve ultra - high precision dosing. This is especially important for industries with strict color requirements, such as the electronics and automotive industries.
  • Automated Production Integration: The color dosers can be easily integrated into automated production lines. This helps to improve the overall automation level of the production process and reduce labor costs.
  • Advanced Software System: The company's color dosers are supported by an advanced software system. The software can provide detailed production reports, data analysis, and process optimization suggestions, which is very helpful for production management.


Advantages:


  • Location Advantage: Being located in Beijing, the company has access to a large number of high - end talents and advanced technologies. This enables them to develop and produce high - quality color dosers with advanced features.
  • International Market Orientation: Beijing Chuangli Machinery Co., Ltd. has an international market orientation. Their products are exported to many countries and regions around the world, and they have a good reputation in the international market.
  • Continuous Improvement: The company is committed to continuous improvement. They actively listen to customer feedback and invest in research and development to continuously improve the performance and quality of their color dosers.


Conclusion

The above - mentioned top 10 color doser suppliers in China represent the high - end level of the color dosing equipment industry in China. Each company has its own unique features and advantages in terms of technology, performance, quality, and service. Whether it is high - precision dosing, stable performance, customization, or cost - effectiveness, these suppliers can provide suitable solutions for different customers and industries. With the continuous development of the manufacturing industry, these companies will continue to innovate and improve their products, providing better color dosing equipment and services to the global market.


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