LB Semicon vs Tongfu Microelectronics

Both are primarily Outsourced Assembly & Test companies. Tongfu Microelectronics is larger by market cap ($13.3B vs $240M).

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Side-by-side

LB SemiconTongfu Microelectronics
Market cap$240M$13.3B
Revenue—$4.2B (FY2025)
Primary segmentOutsourced Assembly & TestOutsourced Assembly & Test
Market positionnichemajor
CountrySouth KoreaChina
Tracked suppliers08
Tracked customers66
Chokepoint / criticality50/10068/100

Market caps/revenue from the wafergraph dataset · data as of 2026-10-09. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.

How LB Semicon and Tongfu Microelectronics compare

  • Size: Tongfu Microelectronics is the larger company by market cap.
  • Supply-chain criticality: Tongfu Microelectronics has the higher chokepoint score (68/100 vs 50/100).
  • Footprint: LB Semicon (South Korea) vs Tongfu Microelectronics (China).

Company hubs

LB Semicon · Tongfu Microelectronics · OSAT segment

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Cite as: wafergraph, “LB Semicon vs Tongfu Microelectronics”, https://wafergraph.com/compare/lb_semicon-vs-tongfu (data as of 2026-10-09).

Frequently asked questions3
Is LB Semicon bigger than Tongfu Microelectronics?
Tongfu Microelectronics is larger by market cap ($13.3B vs $240M).
What's the difference between LB Semicon and Tongfu Microelectronics?
LB Semicon is a niche in Outsourced Assembly & Test based in South Korea; Tongfu Microelectronics is a major in Outsourced Assembly & Test based in China. Both operate in the OSAT segment.
Who are LB Semicon's and Tongfu Microelectronics's suppliers?
wafergraph tracks 0 suppliers for LB Semicon and 8 for Tongfu Microelectronics.