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	param	t-stat
$ω$	0.1876	14.73
$α$	0.3895	17.89
$β$	0.9319	186.56
$γ$	0.0203	1.04

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Hangzhou Huaguang Advanced Welding Materials Co Ltd EGARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:49.32% (-3.04%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Hangzhou Huaguang Advanced Welding Materials Co Ltd Analyses