INDUSTRIAL QUALITY ASSURANCE & VERIFICATION LAB
Zero Defect Tolerance.
6-Step Industrial Quality Control.
Eliminating batch-to-batch inconsistencies. Explore our 38,000m² automated manufacturing facility, micro-precision quality testing indicators (±0.05g weight variance, ±0.01mm pitch tolerance, 35lbs tension overload test, 420 RPM wind tunnel spin rating), and certified SGS audit documents.
SGS On-Site Audited Report
Audit Certificate No. CN19/31420
ISO 9001:2015 Certified
Strict Quality Management System
ISO 14001:2015 Certified
Environmental Manufacturing Standard
6-Step Industrial Quality Control Workflow
Micro-precision testing standards across every production phase from raw feather sorting to high-tension overload tests.
Raw Feather Sorting & Humidity Tuning
Optical 3D screening for natural goose/duck feather curvature, stem thickness, and oil balance. 48-hour climate room humidity tuning.
≥99% Curvature Match • +35% Stem ToughnessComputerized Insertion & Pitch Calibration
16-feather automated insertion into natural cork bases with servo motor control, ensuring 100% coaxial insertion and zero wobble.
±0.01mm Pitch Tolerance • 15.6° Pitch AngleDouble-Stitch Threading & Resin Lock
Automated double-line thread binding combined with flexible high-polymer epoxy resin lock for ultimate smash durability.
≥85N Thread Pull Force • Anti-Crack ResinBalance & Weight Precision Tuning
Micro electronic balance calibration of inner cork weight rings, regulating every shuttlecock to exact weight specs.
±0.05g Weight Variance • 4.74g - 5.50g TargetWind-Tunnel Trajectory & Spin Rating
Aerodynamic wind-tunnel testing at 25.4m/s air velocity. High-speed camera recording rotation stability and velocity decay.
420 RPM Wind Tunnel Spin Rating • <5cm LandingDrop/Impact & 35lbs Tension Overload Test
Pneumatic 250-shot high-frequency impact stress test for shuttlecocks, and 35lbs hydraulic frame tension overload test for rackets.
35lbs Tension Overload Test • 250-Impact DurabilityAutomated Manufacturing & Testing Machinery
State-of-the-art precision machinery installed in our 38,000m² facility.
16-Needle Automatic Insertion Machine
±0.01mm Pitch Tolerance • Servo Motor Control
Automated 16-feather insertion system with real-time optical depth alignment. Guarantees identical insertion angle and feather spacing across every shuttlecock tube.
Optical 3D Feather Grader & Radial Classifier
99.8% Sorting Accuracy • Industrial CCD Vision
High-speed optical CCD camera system measuring feather length, width, curvature arch, and stem thickness to automatically sort Class 1 goose and duck feathers.
Autoclave Carbon Prepreg Press
15 Bar Autoclave Pressure • ±1°C Temp Precision
High-pressure autoclave molding system for Japan Toray 24T/30T/40T carbon prepreg layers, creating high-density frame profiles with zero void flaws.
35lbs Hydraulic Tension Tester
35lbs Tension Overload Test • 42lbs Failure Limit
Precision hydraulic deformation tester subjecting carbon racket frames to continuous 35lbs string tension stress to verify structural resilience and recoil.
Computerized Aerodynamic Flight QC Rig
25.4 m/s Air Velocity • 420 RPM High-Speed Rotation
Automated flight wind-tunnel chamber testing 100% of tournament batches for yaw trajectory, velocity decay, and landing coordinate precision.