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torsion spring for industrial door, garage door and shutter door etc
we can design and custom to made.
Hefei Wang Qin Spring Co., Ltd. Was founded in 2006, is located in one of the National Garden - Hefei City, Anhui province. We professionally produce all kinds of luxury garage doors, industrial doors, shutter doors in matching torsion springs and tension springs. In addition, we are also supporting the production with all kinds of flange, steel wire wheel, and a variety of other accessories, etc...
Since the establishment of the company, the introduction of spring research, design of outstanding talent, focus on designing and producing automatic door balance system spring. With professional producing and testing equipments, from selecting of material properties to design each door spring to match, controlling the production quality strictly until after-sales service, All reflect Qin Yong Spring Factory's enterprise spirit " More excellence, Quality first, All satisfy customers requirements".
Our company's springs have the good quality, accurate design and advanced processing technology. So in the case of without loaded motor(or power cut), our spring still can maked the door relaxed open to reach manual effect. In the case of loaded motor, it can reduce the motor'working load, prolong the service life. Our company's products have a good reputation at home and abroad, and become the first choice at home and abroad enterprises...
Our company adhere to "customer first, quality first, reputation first" for the enterprise management concept, and sincerely hope the majority of door enterprises can cooperate and develop in common.
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