• Name：Constant Force Spring
• Tolenrance：+,-0.01
• Finish：Anodizing,Electroplating,Coating,Plating
• Process Way：CNC Lathe,Milling,Turning Process
• Shipping：DHL,FedEx,UPS,TNT
• Quality Control：100% Full QC Inspection
• Sample Time：One Week
• Transport Package：PP Bag,Plastic Pag,Carton,Pallet
• Specification：Custom made
• Trademark：Yubiao
• Origin：Dongguan, China
• Production Capacity：800000 Per Month

ITEM

Precision CNC machine processing;

Stamping processing;

Spring processing;

Shaft processiong;

Screw & nut festeners.

Material

Stainless steel, brass, copper, aluminum, carbon steel, alloy steel etc.

Surface Treatment

Zn-plating, Ni-plating, Cr-plating, Tin-plating, copper-plating, the wreath oxygen resin spraying etc.

Applications

Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment, daily living equipment etc

Our features

A company with industry and trade integration

Main Products

Stamping part,cnc machine part,spring,shaft,screw and etc.

Testing Equipment

Projecting apparatus, Salt Spray Test, Durometer, and Coating thickness tester

Workforce

A group of experienced production technician, sophisticated engineer and dedicated QC.

FAQ

1 Q: Are you a manufacture or trading company?

A: We are a China Enterprises which has 16year-manufacturer in hardware products.

2 Q: Do you provide ODM/OEM service?

A: OEM / ODM is welcome, We got a professional and creative R&D team, and customized colors are optional. From the concept to finished goods, we do all ( design, prototype reviewing, tooling and production ) in the factory.

3 Q: Where is your factory located? How can I visit it?

A: Our factory is located in Dongguan, Guangdong, Dongguan is the Closest city from Shenzhen and Guangzhou, hongkong. 1 hour from Guangzhou and shenzhen by car. 1.5 hours flight from Hong Kong ( 1 hour by car+0.5 hour by boat ). 

4 Q:Is it possible to know how are my products going on without visiting your company?

A:We will offer a detailed production schedule and send weekly reports with digital pictures and videos which show the machining progress.

5 Q: How can I get the sample? What's the lead time?

A: Normally will be send in 7days. If need to open new Model, need another 10-15days more.

6 Q: What's the lead time for mass production?

A: 20-25days after down payment confirmed, can be negotiable.

7 Q: How does your factory control product quality?

A: ISO9001: 2008, ISO / TS16949 Certificated, independent quality control team with 16 inspectors in our factory. Third party certificated and factory audit accepted. Third party quality control accepted.

8 Q: What about the payment terms?

A: FOB shenzhen Port. 30% deposit by T / T, 70% before all shipment. 
We offer the photo, video or even Third Party to check.

9 Q: If you make poor quality goods, will you refund our fund?

A: As a matter of fact, we wont take a chance to do poor quality products. Meanwhile, we manufacture goods quality products until your satisfaction.