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GZHCH(Guangzhou Hecheng Tiangong Machine Manufacturing Co., Ltd) is one of the oldest duct machine manufacturer in China. We have engaged in designing and manufacturing duct machines by ourselves for over 20 years. Now our workshop covers more than 30,000 square metres and equips with over 200 sets of processing equipments. We got ISO9001:2008 and CE certification. Our products have been exported to nearly 100 countries in the rest of the world.The major products include: Auto duct line, TDF flange former, TDC flange former, Lock forming machine, Folding machine, Spiral tube forming machine, Plasma cutting machine, Round elbow making machine, Aluminum flexible tube former, Groove beading machine, Plate shearing machine, 3-roller bending machine, Section bending machine and Non-standard Roll forming Machine and Spin forming machine,etc.
TDC Flange Forming Machine
It is the advanced technique in the world to make wind pipe with pin-board type flange. It is capable of making standard and mechanical rectangle flange in batches. Compared with traditionally angle iron flange making, it features saving time, saving materials, high effect, fine sealing performance, durable and solid connection. Therefore, it is suitable for making rectangle wind pipe with big section.




WHY CHOOSE US?
1. High yield with many varieties.
2. Up to 2013, we have manufactured totally over two hundred thousand sets of HVAC machines.
3. Our products cover manual, electric-driven, hydraulic-driven, CNC type, etc.
4. Main products include the following: auto duct manufacturing line, TDF flange former, TDC flange former, lock former,folder, spiral tube former, plasma cutter and round elbow maker, etc.
5. To survive by high quality, to develop by advanced technology and to expand by excellent credit.


1. How to get a accurate quotation from us?
Provide us the detail of the material such as metal thickness and width.
2. What’s the shipping cost from China to your country?
We can send machine to your port or door address by sea or airplane. Please kindly tell us your nearest port or address with postcode.We have reliable shipping agent to insure the safe, convenient and timely delivery.
3. Payment terms, MOQ, warranty, FOB.
Payment terms: 30% TT paid in advance, the balance of 70% before the shipment.
Minimum order quantity: 1 set, FOB Shanghai.
Delivery time :7 days after receipt of formal order and 30% deposit.
Warranty:12 months.
4. What’s the package?
Fumigation-free plywood case or without package.
5. What about commissioning service?
We can offer commissioning service, the buyer need to afford plane tickets.
6. What’s policy for guarantee and broken parts?
Warranty period of equipment lasts a year, during which the broken parts and spares caused by quality can be offered free.
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