DY
Duan Yongping
H&H International Investment
Concentrated value — Munger-influenced
Founder of BBK Electronics (OPPO/vivo/OnePlus). A Munger/Buffett-influenced value investor running a concentrated public equity book alongside his operating businesses.
Portfolio Map
Sized by portfolio weight · colored by quarter-over-quarter change · click ticker to view analysis
New position
Increased
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Sold / Closed
Unchanged
CALLBullish options bet
PUTBearish options bet
Sector Allocation
% of portfolio value by sector · current filing only
Other / Unclassified
99.99%
Full Portfolio · 2026-06-30
18 positions — click any ticker to open its analysis page
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Conviction Moves
Largest portfolio-weight changes this quarter · bar length = change in % of portfolio
New / Increased
Reduced
Closed
Quarter-over-Quarter Changes
2026-03-31 → 2026-06-30 · 13 positions moved
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