Investor Presentaiton

JA SOLAR Product Advantages - High Reliability 100% Mass-production of PID-resistant Cell and Double 85 Anti-PID for All Modules PID-Resistance Performance: Potential Induced Degradation (3) PI TUV SOD red sample 1 sample2 sample3 sample4 sample5 sample sample sample8 Average 0.00% -0.50% -1.00% -1.50% -1.65% Fraunhofer -1.75% -2.00% -1.89% -1.98% -1.17% -1.12% -1.17% -1.57% -1.83% 500h Test RIECIUM Module Degradation After 500-hour PID Test (Test Condition: 85%RH 85°C -1000V 500Hr) Excellent Quality Management System and Product Quality Assurance ISO 14001 TUV SOD CHEAS 18001 RTIFIE QUALITY Net ED STEM C ED Intertek US CUL US LISTED www. ID: ww.tuv.com TUVRheinland 000002702 www (TüV) Source: INTERCERY CE TUV SOD 3E BRU SOLAR ** cac MCS Clean Energy Council JET www.let.or.jp PV CYCLE VERIFIED Intertek 10

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