About Us
Suntek Industry Co., Ltd is a refrigeration supplier in China. We have two factories manufacturing complete kinds of refrigeration components and air conditioner parts. One is specialized in manufacturing air conditioner parts such as brass/copper fittings, Air Conditioner Service Valve, Access Valve, One-Way Valve, 2-Way Valve, 3-Way Valve, 4-Way Reversing Valve, Brass TEE, Brass Elbow, Copper TEE, Copper Elbow, Filter/Drier, Disperse Pipe, Liquid Distributor, Condensers, Evaporators, Brass Adaptor, Male Adaptor, Female Adaptor and other Plated Brass Fittings, Brass Valves, the other one is manufacture plastic products as Cross Flow Fan Blade, Axial Flow Fan Blade and Centrifugal Flow Fan Blade for air conditioner. These products are all of high quality.
With about 12 years' development, we have acquired profound experience. Now we are not only exporting our own products, we are also exporting some other refrigerator parts, freezer parts, water cooler parts ,air conditioner parts, auto air conditioner parts from China to all over the world.
We have established long-term relationships with importers and distributors in Europe, America, the Middle East, South America and North Africa.
Adhering to the company principle of "customer first and quality foremost", we are working to provide high quality products with competitive prices and prompt delivery to our customers.
If you have any inquiry about our products, please feel free to contact us for more information or you can specify your requirement in details to us, so that we can follow up in our side to meet your need directly.
We sincerely welcome customers all over the world to visit our company and set up business relationship for mutual benefit.We are looking forward to establish a good can establish a good business relationship with you in a near future.
Suntek Industry Co., Ltd

Our Production Centers
We have established new factories in Ningbo China where we welcome your OEM/ODM orders. Air conditioner parts and refrigeration components are manufactured here by turning, latheing, pressing, die-casting and forging. We use copper, brass, zinc, aluminum, plastic and rubber in production

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Factory Tour
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· Profile Total area of: 45000 square meters Located in:
Yinjiang Industrial Zone Yinzhou Ningbo Zhejiang China (mainland) , 315151
Built in 1985
· Staff Details Production Staff: 450 to 500 QC Staff: 30 to 39 R&D Staff: 10 to 19
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 A view of our factory
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 Copper pipes workshop
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· Site Advantages/Description Our factory is located in the suburbs of Ningbo, so we have easy access to Shanghai by road and rail in three hours. We are also close to Ningbo Beilun Port and Ningbo Lishe Airport for speedy deliveries.
· Materials/Components
· Brass
· Bronze
· Copper |
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· Machinery/Production Process
· Die casting machine
· Sand core machine
· Drill machine
· Lathe machine
· Digital control lathe machine
· Metal polishing machine
· Welding machine
· Water and air testing machine |
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 Our factory buildings
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· QC/Technical Support Our QC department has 25 skilled engineers, 15 R&D workers and 31 technicians. Following ISO 9001:2000-certified guidelines, they inspect our products piece by piece. The QC department holds regular meetings to discuss the problems they meet and how to improve our quality.
· QC Staff 20 to 29 |
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 Triunity measure instrument
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 Inspection of valves
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· Procedures/testing Details Valve Testing: 1. Pneumatic tightness test by explosion: We fill the valve with air at six bar pressure and wait for 24 hours before opening the valve. If an explosion occurs, the valve is approved, otherwise it is rejected. 2. Pneumatic tightness test by immersion: We fill the valve with air at six bar pressure and put it in water. If there are no bubbles, then the valve is approved.
· Other Information Other Information: RCQ approves our machinery after checking that all instructions indicated in QC list have been followed by tool makers. |
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