VPI Technology is a multi-discipline technology firm, specializing in electronic design services, engineering, prototyping, certification and testing services, and electronics manufacturing. VPI has extensive experience designing products for the shooting industry, including: - Sophisticated 5.56 bullet casing 3-stage inspection system for production lines - Pistol grip for VR shooting range simulator - Hardware and software for indoor shooting ranges - Battery-powered knife sharpener for hunting use (less)