About Us
Three Decades of Pipeline Engineering Excellence
Shanghai Nanhui Jingyi Plumbing Equipment Factory has been at the forefront of pipe repair technology since 1996.
Our Story
Pioneering Pipe Repair Solutions
Shanghai Nanhui Jingyi Plumbing Equipment Factory is a professional company specializing in the R&D and manufacturing of multi-functional quick-install pipe repair clamps (Hafu joints), quick-open ladder series, and water pipeline products. We currently offer 23 major product series.
Since our establishment in 1996, we have been granted 17 national patents. Our products received national-level supervision, inspection and testing qualified report certificates from 2004 to 2011. Our extra-large pipe network multi-functional repair clamp not only obtained a patent but was also awarded the "China Famous Brand" and "China Excellent Quality Product" honorary certificates in 2007.
The quick-install flanged tee is our self-designed and developed product - the most convenient pipeline modification device currently available on the market. This product obtained national production licenses and municipal supervision inspection qualified reports from 2003 to 2010, making it the best product for water company, water plant, and wastewater plant installation and emergency repair operations.

Manufacturing Capability
Our Production Capacity
Our Values
What Drives Us Forward
Quality First
Every product undergoes rigorous testing following ISO9001:2015 standards with first-class inspection equipment.
Innovation Driven
17 national patents demonstrate our commitment to continuous R&D and product improvement.
Customer Focus
Complete service system built on trust and reliability, serving water utilities and engineering firms.
Manufacturing Excellence
4,200m² modern facility with advanced machinery and scientific production processes.
Our Journey
Company Milestones
Company founded in Shanghai, beginning R&D and manufacturing of multi-functional quick-install pipe repair clamps.
Obtained national production license for flanged tee repair clamps and municipal inspection certificates.
Products received national-level supervision, inspection and testing qualified report certificates.
Awarded "China Famous Brand" and "China Excellent Quality Product" honorary certificates by national authorities.
Received "First Batch 3.15 Quality Trusted Key Brand Enterprise" certificate and recognized as "Shanghai High-Tech Achievement Conversion Enterprise".
Continued receiving national-level inspection qualified reports, expanding product line to 23 series.
Achieved ISO9001:2015 Quality Management System certification, further strengthening quality assurance.
Developed extra-large pipe network and sleeve repair clamp anti-vibration expansion joints, filling market gaps.
Want to Learn More About Our Capabilities?
We welcome customers and partners to visit our factory. Contact us to schedule a visit or request product information.
