How do I make a bulk purchase? February 20, 2022 09:06 Updated If you would like to make a bulk purchase (quantity more than 20), do contact our corporate sales department with your order, desired quantity and preferred mode of delivery & payment. Related articles How do I generate a quotation for my corporate purchase? How do I contact Challenger Corporate Sales Department? How do I purchase my quotation? Where can I find my generated quotations? Do I have to be a Challenger Corporate member to generate a quotation?