DiscountVolume discount is given based on the basic monthly fee (sub total 1). The more test you purchase, the higher volume discount you may get.
 | | |  | | < บาท 650.00 | - | | | >= บาท 650.00 | 5% | | | >= บาท 1600.00 | 10% | | | >= บาท 3000.00 | 15% | | | >= บาท 8000.00 | 20% | | | >= บาท 16250.00 | 25% | | | >= บาท 32500.00 | 30% | | | >= บาท 81250.00 | 35% | | | >= บาท 162500.00 | 40% | |
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Contractual discount is given if you prepaid for a longer period.
 | | |  | | Monthly | - | | | Quarterly | 3% | | | Half-yearly | 5% | | | Yearly | 10% | |
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Multiple discounts will be applied concurrently if you fulfilled each condition. |