How to read financial statement
Basic skills for market research
 Cost of goods sold: The direct costs attributable to the production of the goods sold by a company. 产品生产成本
 SG&A: Selling, General and Administrative, a major non-production cost presented in an Income statement.
 Operating Expenses: include SG&A expenses, and R&D expenses
 Operating Income: a measure of profitability that tells investors how muc5 revenue will eventually become profit for a company.Operating income is also called Earnings Before Interest and Taxes (EBIT). It is important to understand what expenses are included and excluded when calculating operating income.
 Net Income: Operating Income + Non-operating Income — Taxes