+86 28 8393 0607
In 2018, we received bid for BYD auto for induction pipe bending project, they want to expand their steel structure factory for hot pipe&tube bender industry, to get new increasing profit because the order for auto industry decrease recent year.
Technical information
In 2018, we received bid for BYD auto for induction pipe bending project, they want to expand their steel structure factory for hot pipe&tube bender industry, to get new increasing profit because the order for auto industry decrease recent year.
More than 20 suppliers participate in the bidding, after several months of technical document work, on line technical meeting, price discussing and factory visit, Duolin won the bid as No 1 finally, it's our honor to serve the BYD company.
In June 2019, 350KW low frequency induction heating machine and hydraulic pipe bending machine finished the production and transport to BYD factory in Guangzhou, Duolin engineer team went to there for installation, including the water cooling path, electric connection, PLC and the complete bending system debugging, training for workers, machine operation and daily maintain….Until the bending system work normally for more than 1 week, good performance and long time stable work turn-key pipe induction preheating project for hot bends installed in BYD plant.
During these years,Duolin also help customer to make daily maintain and offering spare parts to repair bending production line.
Except the pipe heating for bending, Duolin team can offer pipe heating for coating,elbow making,expanding and suggest other machines need for complete production line.
Duolin your expert for induction heating solution, we will be here serve you when in need.
At Duolin, we provide turnkey induction heating and pipe bending solutions designed to meet the specific requirements of automotive and industrial clients. Our recent project with BYD Auto shows our ability to deliver custom induction pipe bending systems, covering everything from design to installation and operation.
Custom Services
We offer a wide range of customization options, including pipe dimensions, material types, bending angles, heating power, and level of automation. Whether you need a single prototype or large-scale production, Duolin can provide a solution built according to your requirements. Our engineers work closely with clients to define the scope and depth of customization, ensuring each component and process meets your technical needs.
Turnkey Project Delivery
Our turnkey solutions cover the entire project process. From initial consultation and system design to installation, commissioning, and operator training, Duolin handles every stage. Clients benefit from reduced lead time, clear project milestones, and a single point of contact for the entire project.
Flexible Lead Times and Project Management
With in-house production capabilities, Duolin can manage flexible delivery schedules, supporting both small batches and high-volume orders. Typical project lead times range depending on complexity and customization level. Every project is scheduled to meet client production timelines, ensuring on-time delivery without compromising quality.
Industry-Focused Solutions
Our induction pipe bending systems are suitable for automotive, energy, and industrial applications, providing precise bending with high efficiency and repeatability. By using custom induction heating and automated bending systems, clients can improve production efficiency, reduce material waste, and increase overall productivity.

FAQ
What is your nature of your company: Dealer or factory?
DUOLIN is an old brand for induction heating equipment in China. We have own factory,bought the land and built the factory, not rent. 79 employees, it is large-scale company in chinese induction heating machine factory.
How about the delivery time and stock?
We have machine in stock for HFP-20 and SSF model, need about one week for coil making, test the machine and package.
For medium frequency big power machine, it is the customized model, production time is around 1 month.
Which port for export?
We can send machine to any port in China, but normally Shenzhen, Shanghai, Ningbo, Guangzhou, we will arrange things under customer instruction.
How to install your machine?
Offer customer pictures, videos and document for installation. Engineer are available if customer need help to install in the factory.
What is your advantage?
International trade since 2009, manufacture induction heating machine since 1996, much experience in induction heating. All the products are research, design and develop by the Duolin engineer team, electric engineer, mechanical engineer, coil design engineer, application engineer..
Which countries your products are exported to?
More than 56 countries installed more than 3000 set machine, agent in 10 countries.
Latest News
How Can Induction Billet Heating Transform Modern Forging Processes?
Dec. 22, 2025
Induction billet heating works by generating heat directly inside the metal through electromagnetic induction. This eliminates the need for combustion, reduces emissions, and minimizes scale formation.
What is an Induction Billet Heater
Dec. 09, 2025
An induction billet heater is an industrial heating system designed to heat metal billets or bars—such as steel, aluminum, copper, brass, and alloys—using electromagnetic induction.
Case Presentation
Contact Us
+86 28 8393 0607
+86 158 8242 2821
112th Hancheng Road Xindu Industrial Zone Chengdu China
Customized Turnkey induction heating machine
Provide solution according to your requirement, well match with your production line
Quick Links
Tel.: +86 28 8393 0607
Mob.: +86 158 8242 2821
WhatsApp: +86 158 8242 2821
Add.: 112th Hancheng Road Xindu Industrial Zone Chengdu China