Tuya Results Presentation Deck

Stable Gross Margin Gross Margin Overall gross margin 24% 25% 26% lot PaaS gross margin 28% 28% 29% 67% 28% SaaS and Others gross margin 81% 76% 29% 31% 30% 30% 73% 33% 76% 78% 34% 35% 77% 38% 40% 41% 42% 42% 43% 41% 42% 42% 42% 43% 74% 75% 75% 73% 73% 42% 77% Q1'19 Q2'19 Q3'19 Q4'19 Q1'20 Q2'20 Q3'20 Q4'20 Q1'21 Q2'21 Q3'21 Q4'21 Q1'22 Note: Numbers are rounded for presentation purposes. Main drivers: Effective implementation of pricing and cost management and efficiency improvement initiatives Expansion into higher-margin loT PaaS product lines Note: Overall gross margin fluctuated due to the increase in revenue contribution of smart device distribution business with GPM of 9.1% in Q1'21 caused by customer mix and variable purchase timing. tuya 11

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