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Engineering Notes

What we know,
written down.

Standards explainers, procurement guides and field lessons — from the engineers who build the signals.

GQ

200MM Traffic Light

200MM Traffic Light by GAOQIAO. Designed for road intersection traffic signal projects. OEM/ODM and bulk export supply available.

GQ

12Inch(300MM) 2-Aspect Solar Flasher Blinker

12Inch(300MM) 2-Aspect Solar Flasher Blinker by GAOQIAO. Model 12Inch(300MM) 2-Aspect Solar Flasher Blinker. Key specs: Product Size: 400*145*830MM/φ300+254/268MM Diameter ; Power Factor: ≥0.85…

GQ

5 Inch(125MM) Solar Traffic Warning Light

5 Inch(125MM) Solar Traffic Warning Light by GAOQIAO. Model Warning Light NJGQ-SG-100-1YS1. Key specs: Product Size: 180*285*90MM/125MM Diameter ; Power Factor: ≥0.85 @…

GQ

5 Inch(125MM) Solar Traffic Warning Light

5 Inch(125MM) Solar Traffic Warning Light by GAOQIAO. Model Warning Light NJGQ-SG-100-1YS1. Key specs: Product Size: 180*285*90MM/125MM Diameter ; Power Factor: ≥0.85 @…

GQ

Same Day Delivery

Same Day Delivery by GAOQIAO. Designed for road intersection traffic signal projects. OEM/ODM and bulk export supply available.

GQ

Shanghai Exhisibition A

Shanghai Exhisibition A by GAOQIAO. Designed for road intersection traffic signal projects. OEM/ODM and bulk export supply available.

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Double Packing

Double Packing by GAOQIAO. Designed for road intersection traffic signal projects. OEM/ODM and bulk export supply available.

GQ

FACTORY GATE

FACTORY GATE by GAOQIAO. Designed for road intersection traffic signal projects. OEM/ODM and bulk export supply available.

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