Engineering We truly understand the importance in supporting your engineering efforts during new product development, therefore, our engineering team features responsive design services and prototyping. Our engineering team supports our customer design, development, and testing needs and provides economical solutions - no matter how complex or critical. Hi-Tech Assembly Systems conducts automated testing for point-to-point continuity, resistance, and dielectric breakdown, as well as insertion loss (IL) and return loss (RL) to 20GHz. Whatever your engineering needs, depend on Hi-Tech.