The Most Concerning Part of Semiconductors Is 'This Part'

The Most Concerning Part of Semiconductors Is 'This Part' | So Hyeon-cheol, Adjunct Professor at Sangji University [Double Up]
Watch on YouTube ↗  |  July 27, 2026 at 02:27  |  23:01  |  3PRO TV (삼프로TV)
Speakers
So Hyeon-cheol — Adjunct Professor, Sangji University
Vincent — Host

Summary

So Hyeon-cheol, adjunct professor at Sangji University, discusses semiconductor sector risks and opportunities. He warns that weak PC/smartphone demand hits NAND flash harder than DRAM, making Western Digital unattractive, while Samsung Electronics and SK hynix are cheap at 5.5x P/E and worth buying on dips. He also highlights Korean defense and shipbuilding as a noiseless, high-potential sector with strong US demand, similar to HBM a year ago. Host Vincent adds that Korean memory companies are entering a co-prosperity phase with the US.

  • Smartphone/PC demand slowdown threatens NAND flash more than DRAM, with SanDisk/Kioxia (Western Digital) most at risk.
  • Samsung Electronics and SK hynix trade at 5.5x forward P/E, near rock-bottom, offering rebound potential if US catalysts emerge.
  • Korean defense and shipbuilding sectors have minimal noise, strong US order pipeline, and technological advantages in submarines and destroyers.
  • US political uncertainty keeps markets range-bound until midterm elections, but AI investment will resume afterward.
  • Oil prices are a key inflation indicator; a potential ceasefire could lower oil and ease inflation.
  • Host Vincent notes Korean memory firms are shifting to a symbiotic relationship with US big tech.
Ideas
So Hyeon-cheol Adjunct Professor, Sangji University 2:15
Avoid NAND-exposed Western Digital stock.
Smartphone and PC demand is falling more than expected, making NAND flash more vulnerable than DRAM because it lacks HBM-like output constraints and faces Chinese YMTC competition. Kioxia and SanDisk (Western Digital) are especially exposed, and further demand weakness would hit them hardest. Investors should avoid NAND-heavy names like Western Digital.
So Hyeon-cheol Adjunct Professor, Sangji University 15:07
Buy Samsung/SK hynix on cheap valuations.
Samsung Electronics and SK hynix are trading at just 5.5x forward P/E, near a bottom. At current prices (Samsung around 250,000 won, SK hynix around 200,000 won), any positive US catalyst can trigger a sharp rebound. The valuation band could expand to 7-8x, providing upside. Investors should accumulate on dips.
So Hyeon-cheol Adjunct Professor, Sangji University 17:28
Korean defense and shipbuilding are noiseless buys.
Korean defense and shipbuilding sectors currently have the least market noise, resembling HBM one year ago before it became consensus. The US faces a severe naval ship shortage (less than 50% of China's Pacific fleet) with an aging fleet. Korean submarine technology (e.g., Dosan Ahn Changho class with fuel cells and SLBM) and Aegis destroyers are superior. With Trump praising Korean shipbuilding and recent US orders, the sector has a clear, growing order pipeline and little political noise, making it attractive.
Up Next

This 3PRO TV (삼프로TV) video, published July 27, 2026, features So Hyeon-cheol discussing WDC, KS, Korean defense stocks, Korean Shipbuilding Stocks. 3 trade ideas extracted by AI with direction and confidence scoring.

Speakers: So Hyeon-cheol  · Tickers: WDC, KS, Korean defense stocks, Korean Shipbuilding Stocks