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Leading manufacturer of PPR, PVC, CPVC, PE pipes & fittings, plastic valves, and moulds for water supply and irrigation systems.
DONSEN was established in 1996 and is located in Ningbo, a developed and beautiful international port city in Zhejiang Province, China. With over 25 years of experience, we are one of the most professional manufacturers specialized in producing plastic pipeline systems for water supply and irrigation.
Our main products include PP-R pipes and fittings, PP compression fittings, C-PVC and U-PVC pipes & fittings, PE and PE-RT floor heating pipes, plastic moulds, and various plastic valves such as PVC, PPR, CPVC, and brass valves.
High-quality plastic piping systems and components designed for durability, efficiency, and long-term performance in water supply, irrigation, and industrial applications.
Fast, reliable connections without tools. Ideal for residential and commercial plumbing.
Durable and cost-effective valves for fluid control in various industrial and municipal systems.
High-pressure resistant fittings suitable for hot and cold water systems.
Innovative drainage solutions for modern bathroom installations with minimal noise and space usage.
High-temperature resistant systems ideal for hot water distribution and industrial applications.
Standard-compliant piping systems for cold water and drainage with excellent chemical resistance.
Hybrid systems combining the strength of copper with the flexibility of PPR for enhanced durability.
Flexible and corrosion-resistant fittings for gas and water distribution networks.
Tool-free installation with secure, leak-proof connections for fast project completion.
Secure branch connections on main pipelines without cutting, ideal for retrofitting.
Thailand Industrial Standard compliant fittings for municipal and agricultural water systems.
Precision-engineered moulds for high-volume production of plastic pipe fittings.
Decades of expertise, global reach, and commitment to quality make us a trusted partner in fluid control solutions.
Strategically located manufacturing facilities ensure high capacity and fast delivery worldwide.
Products exported to more than 100 countries, meeting international standards and certifications.
Compliant with ISO, DIN, TIS, and other global standards for safety and performance.
Plastic systems designed for longevity, recyclability, and minimal environmental impact.
Advanced moulding and extrusion techniques ensure precision and consistency in every product.
Technical assistance, product training, and responsive customer service available globally.
Get answers to common questions about our products and services.
PPR (Polypropylene Random Copolymer) pipes are ideal for hot and cold water systems up to 70°C, offering excellent chemical resistance and flexibility. CPVC (Chlorinated Polyvinyl Chloride) pipes can withstand higher temperatures (up to 93°C) and are commonly used in industrial and hot water applications.
Yes, our products meet international standards including ISO, DIN 8063, and TIS 1131. We maintain strict quality control throughout the manufacturing process.
For inquiries about our products or pricelist, please visit our official website to contact the sales team directly.
PVC ball valves offer durability, cost-effectiveness, and ease of use. They provide reliable shutoff, excellent chemical resistance, and are lightweight compared to metal valves.
Yes, we specialize in designing and manufacturing precision plastic moulds for pipe fittings based on customer specifications.
For inquiries about our products, pricelist, or technical support, please visit our official website to contact us directly.
Visit Official WebsiteNo.1 Zhijiang Road, Lanjiang Street, Yuyao City, Ningbo, Zhejiang Province, China.
+86-574-62649488
ds@donsen.net
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