風險聲明：差價合約（CFD）是屬於複雜的投資產品，因杠杆而存在快速虧損的高度風險。交易前您應衡量是否瞭解差價合約以及是否能夠承擔發生虧損的高風險。
Web Trader MT4 
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High-frequency trading (HFT)
A type of trading that uses powerful computers and algorithms to execute trades at very high speeds, often in milliseconds or less.
Historical pricing
The record of buying and selling prices of a product, aiding analysts and investors in assessing its potential performance.
Historical volatility
A measure of the variability of a security’s price over a specific period of time, based on past price movements.
Holder
The owner of a security, such as a stock or bond.
Horizontal channel
A trading range that occurs when the price of a security moves within a defined range over an extended period of time.
Horizontal spread
A type of options spread that involves buying and selling options with the same expiration date but different strike prices.
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