Investor Presentaiton

Technology Leadership LONGI Innovation: The Benchmark For The Entire Industry Monocrystalline Improved RCZ Diamond Wafer Cutting PERC High Efficiency Low Degradation Hi-MO 1 Bifacial PERC Significant Energy Yield Increase that Lowers LCOE Hi-MO 2 Half-cut Increasing Efficiency and Power Hi-MO 3 M6 Standard Wafer Global Bestseller, Full Replacement of M2 Module Hi-MO 4 M10 Ultimate Size Designed for PV Ultra-large Stations, Increasing Module Efficiency by Smart Soldering Hi-MO 5 LONGI Lifecycle Quality Product Lifecycle Quality Management High-efficiency HPBC Cell Technology Designed exclusively for Global DG Customers LONGI LIFECYCLE QUALITY Hi-MO 6 Continuous Technology Innovations on Open Platforms Market Share of Monocrystalline-Si Modules RCz PERC PERC ++ 18% 23% 27% M6 56% 68% M10 182 HPBC 100% 94% 98.5% 87% 0% 2015 2016 2017 2018 2019 2020 2021 2022E $689.1M 2021 R&D Investment 5.43% Proportion of Operating Income Invested in R&D

View entire presentation