Quality Assurance

Our Quality Standards

At DT Dongting Auto Parts, quality is not optional — it is built into every step of our manufacturing process. Every fuel injector we produce undergoes rigorous testing before it leaves our facility.

✅ 100% Flow Test

Every injector is measured for fuel flow accuracy with a tolerance of ±2%, ensuring consistent and reliable fuel delivery across all operating conditions.

✅ 100% Spray Pattern Test

Each unit is verified for optimal atomization and spray cone geometry to ensure maximum combustion efficiency.

✅ 100% Leak Test

Zero tolerance for fuel leakage. Every injector is pressure-tested to confirm a perfect seal at all operating pressures.

✅ 100% Electrical Test

Full coil resistance and solenoid response time verification ensures reliable electronic performance in all conditions.

OE-Level Standards

Our injectors are manufactured to meet or exceed original equipment (OE) specifications, ensuring direct-fit compatibility and long service life.

For quality certifications or test reports, please contact us at info@dongtingautoparts.com.