ABOUT US
Quzhou CHANGHENG is a Technical trading company specializing in the sale of various cooling system make machines. Our engineers have worked on average for more than 15 years.
We are more concerned about automotive radiators, condensers, oil cooler, heat exchangers, and Industrial cooling system manufacturing.
Since our company was founded, it has helped global customers solve many problems in production and technology.Provide our most advanced production solutions, It is very popular with customers.
OUR SERVICES
From the top technical engineer team in China
transport service
We can transport the machines to any country in the world for our customers.
Training services
We can train new workers for customers and create wealth for your new factory faster.
repair service
Our team can repair all the machines for you , radiator , condenser , oil cooler machines
Custom service
We design professional machines according to the production requirements of our customers.
other service
We can find second-hand machines for our customers, and its cost performance is very good.
Design services
Our team of technical engineers can design for you Radiator, condenser, intercooler, etc
OUR PRODUCTS
The most cost-effective machine from China
LATEST NEWS
The latest news from the industry
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01
04 / 2025
Product Description This is a multi-functional horizontal expander machine, which is ...
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23
03 / 2025
Product Description The coil tube expansion machine is a production equipment for ind...
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22
09 / 2024
Product Description The car radiator is an essential component of the internal combus...
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15
09 / 2024
Machine Overview The parts produced by this serrated fin machine are used for heat ex...
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06
08 / 2024
General Overview This furnace brazing is a modern industrial production equipment that uses NOCOLOK t...
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24
07 / 2024
General Overview Heat exchanger machines are equipment used in industrial production. They consist of...
BEST SELLING MACHINES
Our customers' favorite machines
278
Total quantity of our projects
99 %
Customer evaluation satisfaction of our service
15 YEAR
Average experience of our engineers
$ 8600000
About our Annual business volume
WHY CHOOSE US
We are far superior to our competitors
cost-effective
lowest price is not our goal，Providing cost-effective products and satisfactory service is the sincere return to customers
One stop shopping
One stop shop for all the machines for your new factory Save time for you
Rich experience
We provide you with the best production solutions, Your every investment will have a high return
Perfect after sales service
Sufficient spare parts supply guarantee， Free customer technical consultation and training，All machines are guaranteed for one year
Professional service team
Our engineers come from the cooling system industry, and their average working experience is more than 15 years
Quick delivery
We cooperate with the Chinese factory, not only the quality is guaranteed, special machines are available in our warehouse at any time
OUR BUSINESS PARTNERS
Our partners come from more than 30 countries around the world
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