1. tou zi   to invest   sales tax   wage scale   profit margin   Hint Half-n-half Clue   2. yi li [fen;fen] pei   tax   price list   profit margin   profit sharing   Half-n-half Clue   3. zhi fu   to pay   business hours   to sell   product   Half-n-half Clue   4. mai   business trip   to sell   to buy   to charge   Half-n-half Clue   5. gong zi deng ji   to buy   wage scale   sale   income tax   Half-n-half Clue   6. suo [de;de;dei] shui   to buy   income tax   meeting   share   Half-n-half Clue   7. chan pin   to invest   factory   sales tax   product   Half-n-half Clue