Hỗ Support line: This is a line that the price will give up when touched
Kháng Resistance line: A line where price touches downward
Gin Margin: a form of trade coin in the form of leverage, loan value increased 2.5 times. Choosing margin when trading means you will be loaned 2.5 times the number of coins available. And if the trade is favorable, the profit will increase 2.5 times and vice versa, you will run out of money quickly