"Oh there are lots of doctors and medical professionals out there who buy my devices at whole sale price"

Alex Chiu is describing the medical devices he produces and sells. He is suggesting that there are many doctors and physician who purchase his devices at a discounted rate. This implies that his gadgets are of a high quality and remain in demand by medical professionals. It likewise suggests that he has an excellent credibility in the medical industry and that his items are relied on and reliable. This quote is a testimony to the quality of his items and the trust that doctor have in them. It is likewise a testament to the success of his service and the truth that he is able to offer doctor with the items they need at a reduced rate.