R20
綠色長方形，黑色「GP」字樣。用途：綠色產品(Green Product)標章。語系：英文
50 × 30 mm・方形
數量與價格
| 數量（小張） | 未稅單價 | 未稅小計 |
|---|---|---|
| 20 | $14 | $280 |
| 40 | $7.46 | $298 |
| 60 | $6.1 | $366 |
| 80 | $5.28 | $422 |
| 100 | $4.72 | $472 |
| 200 | $3.34 | $668 |
| 300 | $2.73 | $819 |
| 400 | $2.36 | $944 |
| 500 | $2.09 | $1,045 |
| 1,000 | $1.18 | $1,180 |
| 1,200 | $1.01 | $1,212 |
| 1,500 | $0.84 | $1,260 |
| 2,000 | $0.66 | $1,320 |