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	param	t-stat
$ω$	0.1826	15.80
$α$	0.2215	25.69
$β$	0.9290	215.05
$γ$	0.0398	5.13

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Dongguan Mentech Optical & Magnetic Co., Ltd. EGARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:38.41% (-0.99%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Dongguan Mentech Optical & Magnetic Co., Ltd. Analyses