In a recent two-hour dialogue hosted by Xueqiu, founder Duan Yongping shared profound insights on business management and investment philosophy during his first public appearance after over two decades of "retirement."

The conversation revealed his core investment tenets: 1. "Buying stocks means buying businesses." 2. "Investing is simple, but not easy." 3. "Understand the company, the business model, and future cash flows."

Duan emphasized that truly comprehending these principles is exceptionally rare, estimating that "fewer than 1% of investors genuinely grasp what 'buying stocks as businesses' means, let alone practice it."

Key Investment Perspectives: - On Knowledge: "Understanding resides in gray areas. Not knowing doesn't preclude profitability." - On Apple: Praised its user-centric culture, recalling how he predicted (correctly, after 3 years) Apple would adopt larger screens to meet consumer demand. - On Mistakes: Analyzed Nokia's downfall, attributing it to cultural failures: "They prioritized market share over users, missing both the smartphone and Android transitions." - On Concentration: Follows Buffett's "20-punch card" approach, having made fewer than 10 major investments including NetEase, Apple, Tencent, and Moutai. - On GE: Sold after recognizing deteriorating corporate culture and complex business model. - On Nvidia: Initially skeptical about semiconductors but now acknowledges its AI ecosystem strength, making a recent investment.

Business Leadership Lessons: - Delegation: Shared how BBK (parent company of Oppo/Vivo) successfully transitioned from feature phones to smartphones through empowered local management. - Crisis Management: Recalled BBK's 2012-2013 near-collapse during the smartphone transition, crediting preserved investment capital as their "reserve force." - Corporate Culture: "Good culture acts as a compass—it helps companies self-correct when they stray."

Duan cautioned against "copying homework" in investing due to timing disparities and stressed that index investing (like S&P 500) often outperforms most active managers. His philosophy centers on deep business understanding rather than chasing trends, exemplified by his avoidance of Tesla due to reservations about Elon Musk's leadership style despite acknowledging technological achievements.

The interview concluded with reflections on Berkshire Hathaway's post-Buffett era, expressing confidence in its enduring culture of seeking companies with durable cash flows.