Raynergy Tek: Photovoltaics Raynergy Tek is a speciality materials company based in Taiwan. The company manufactures materials for semiconducting devices, including organic photovoltaics (OPV) and organic photodetectors (OPD). This profile focuses on the OPV side of the business. IDTechEx spoke with Benny Li, Vice President of Business Development. Raynergy Tek: Photovoltaics