Dudunia AI Spoken English: English teach Diagram

失败与踩坑

• 61%
• 55%
• 20%.
• Early reliance on Facebook communities f…

关键成功要素

• Edge-side AI speech recognition combined…
• Mid-to-low-end Android device adaptation…
• The B2B2C model acquires users in batche…
• A localized operations team handling con…
• The 29 RMB monthly subscription price an…

经验教训

• Directly deploying general large models …
• Growth driven by burning money for acqui…
• Early co-founder task division confusion…
• Cloud services are a massive cost black …

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