REI 20 years of distribution to the drug and alcohol testing industry strong. Our fulfillment center in Export, PA is an essential warehouse practicing every measure in every area of their facilities to ensure the safe handling of your orders. They are taking extreme caution with qualitative caring efforts in both stocking and shipping out our drug, alcohol, pregnancy, colon, instant test kits. Many of our newest line of EUO (employer use only) testing products by Wondfo are specifically designed for use by the Employment industry.