Haiyan Hongqiang Hardware Manufacturing Co., Ltd.
From a small stamping workshop to a supplier of duct hardware and custom stamping parts for importers, distributors and contractors.
Hardware and Duct Parts, Made in One Workshop
Our factory is registered in China as a manufacturing enterprise specializing in clamp products. Our main line is hardware for HVAC ductwork: hose clamps, pipe clamps, insulation pins, duct corner pieces and similar fittings.
Registered in 2004, we have more than 20 years of production experience in this field. Through continuous development and process improvement, we now develop our own molds and can produce stamped parts, plastic parts and assemblies in a wide range of materials.
The factory sits in East China, about one hour from Shanghai and Ningbo ports, and goods can reach the nominated port within 24 hours.
View product range
How the Workshop Grew
Each step added a capability that overseas buyers now rely on.
- 2004
Registered in China
Hongqiang Hardware was registered in 2004 as a manufacturing enterprise specializing in clamp products.
- Products
HVAC duct hardware
Our main line is metal fittings for HVAC ductwork: hose clamps, pipe clamps, insulation pins and duct corner pieces.
- Capability
Molds, Stamping and Device
We independently develop molds and provide production services for stamped parts and components made from various materials. At the same time, our equipment is very complete. We have presses ranging from 10 to 200 tons, CNC lathes, engraving machines, wire-cut machines, welding equipment, tapping machines, wire bending machines, and various cleaning equipment. We have the full capability to independently research, develop, and produce.
- Today
Volume and port delivery
We can make 200,000 hose clamps and 10,000 boxes of insulation pins a month. The factory is in East China, about one hour from Shanghai and Ningbo ports, and goods can reach the nominated port within 24 hours.
How We Work With Buyers
Make it to spec
We quote against clear specifications so production matches what was agreed.
Grow with buyers
We aim for repeat orders built on consistent quality and dependable lead times.
Clear communication
Drawings, samples and packing details are confirmed in writing before production.
What Sets the Factory Apart
Practical reasons that make mixed and repeat orders easier to manage.
One workshop, full range
Duct clamps, insulation pins, hangers and custom stamping come from the same factory, simplifying mixed orders.
Spec-led production
We quote against clear specifications and material choices, so what you agree is what is produced.
Buyer-focused service
Drawings, samples and packing details are handled with overseas buyers and importers in mind.
Traceable batches
Production and inspection records are kept per batch, supporting after-sales and repeat orders.
Contact us and let us be your supplier!
Share your product list or drawing and we will come back with options, pricing and lead time.Welcome to our manufactory for visit.