Dong Guan QD-Tech Co.,Ltd

Dongguan QD Tech, the professional designer, manufacturer and solution provider for variety of springs, both steel strip spring and wire spring, the product line includes Solar PV junction box flat spring,  constant torque spring, constant force spring for carbon brush, power spring, wave springs, retaining rings, coil spring, wire forming and variable other springs. With its Head-quarter in Dongguan SongShan Lake National Hi-tech Industrial Develop Zone, and two factories in Changan and Huangjiang, One is ?DB Precision Spring Factory? which is fully owned by QD and one is joint ventrue ?JZ Electronics Industrial Company Limited?. With the professional team members of Mechanical Dr. & Senior Spring Expert, we could provide complete design and technical service according to the customer?s request. And choosing the right material to ensure products higher performance and more stable quality to assistant structure and meet requirements. As the professional spring products man... [详细介绍]