With 10 years in industry, Changzhou Double Spring Machinery Co.,Ltd already supplied gas spring and linear actuator in your daily life, in your furniture at home, cars, buses, trains, planes when travelling, windows, chair, computer desk in modern office furniture, fitness equipment, hospital beds, machinery, rubbish bin along the street, etc.
We are always dedicating to offer good service and good quality products at the same time. You can always find:

Sales team: 7 sales, 2 engineers, whole aftersales team, available in 24h*7 days each week;

Manufacturing assured: 6 production lines; 150 workers; QC team including Fatigue test, Salt spray, Temperature test, etc. Have Import and export right.

High-quality products: Certificate including ROHS, CE, SGS, MSDS, ISO; Gas spring with 96h salt spray test, 80000 life cycles, QPQ piston; Linear actuator with 12000N power, 55mm/s high speed, 2 years warranty.