Suzhou ChangFeng Automation Technology Co.,Ltd (shorted as CFAT) is a State High-tech Enterprises focused on Developing, Manufacturing, and Marketing of PV combiner products, including DC Combiner Box/AC Combiner Box/Smart Monitoring Units/House-hold PV Systems/PV Energy Storage Systems etc. CFAT has 35 national patents on PV products, 3 of which are invention patents. The products have certifications of TÜV Rheinland/EMC/CE/CQC/PCCC/Top Runner etc, and have been sold more than 10GW all round China and Europe/Africa/South Asia/Australia.