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	param	t-stat
$ω$	0.3362	2.54
$α$	0.1260	5.61
$β$	0.8005	22.03
$γ_{1}$	-0.5207	-2.50
$γ_{2}$	0.5892	2.07
$γ_{3}$	-0.0478	-0.35
$γ_{4}$	0.0772	0.74
$γ_{5}$	-0.1936	-2.56

V-Lab

China Harmony Auto Holding Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:57.35% (+1.58%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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