For the three months ended March 31, 2017, one customer represented approximately 11% of total net revenues. For the three months ended March 31, 2016, one customer represented approximately 17% of total net revenues. As of March 31, 2017, two customers accounted for approximately 24% of the Company’s net accounts receivable. As of December 31, 2016, two customers accounted for approximately 24% of the Company’s net accounts receivable.

Purchases from one supplier approximated $595,000, or 68%, of purchases for the three months ended March 31, 2017 and $413,000, or 52%, of purchases for the three months ended March 31, 2016. Total due to this supplier, net of deposits, was approximately $32,697 as of March 31, 2017, and $45,037 as of December 31, 2016.