They offer customized bioreactor systems, modular subsystems, and automation technology for various industrial processes. Frings can scale up laboratory findings to industrial processes, using their own laboratory devices and pilot units for testing and design. They are known for manufacturing acetate-type vinegar fermenters and filtration systems based on cross-flow filtration. Key components of their systems include aerators for efficient vinegar fermentation and automation technology with an alkosens-style alcohol probe. Frings, founded in 1992, is a biotechnology company with expertise in engineering, production, and lab services for bioprocess technology-related plant supplies.