Chip testing & packaging stocks

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What are Chip testing & packaging stocks in Korea?

The Chip testing & packaging theme on jonbur groups 45 Korean stocks listed on KOSPI and KOSDAQ, worth ₩166T in total. On Oct 29, 2026 the group moved down 1.65% (weighted by market value); the largest members are Samsung Electro-Mechanics, Hanmi Semiconductor, Daeduck Electronics.

Stocks: 45
Total market value: ₩166T
Day's move: −1.65%
As of: Oct 29, 2026
Largest members: Samsung Electro-Mechanics, Hanmi Semiconductor, Daeduck Electronics

Earnings tracker · 4Q 2025

Past quarter

40 of 41 reportedOperating profit up vs a year ago: 28 of 39

Revenue+16.6%

Operating profit+212.7%

Net profitTurned to profit

Combined, for the companies that have reported, vs the same quarter a year ago

Company	Reported	Revenue	vs a year ago	Operating profit	vs a year ago	vs last quarter	Op. margin
Samsung Electro-Mechanics	Mar 10	₩2.9T	+16.4%	₩239B	+108.2%	−8.0%	8.3%4.6%
Hanmi Semiconductor	Mar 12	₩83B	−44.5%	₩28B	−61.6%	−59.3%	33.3%48.1%
Daeduck Electronics	Mar 18	₩318B	+54.0%	₩29B	Turned to profit	+18.4%	9.1%−2.9%
EO Technics	Mar 23	₩101B	+11.7%	₩14B	+67.0%	−44.5%	14.3%9.5%
Simmtech	Mar 17	₩393B	+30.6%	₩10B	Turned to profit	−17.2%	2.6%−12.0%
Leeno Industrial	Mar 18	₩85B	+1.6%	₩40B	+9.0%	−16.4%	47.6%44.4%
ISC	Mar 18	₩72B	+84.3%	₩22B	+192.4%	+25.9%	30.3%19.1%
TSE	Mar 18	₩124B	+20.1%	₩20B	+44.6%	+72.2%	16.0%13.3%
Hana Micron	Mar 19	₩450B	+17.3%	₩47B	−20.9%	+23.3%	10.5%15.6%
Doosan Tesna	Mar 23	₩85B	+3.2%	₩15B	Turned to profit	+184.3%	17.6%−1.4%
Korea Circuit	Mar 19	₩448B	+33.7%	₩36B	Turned to profit	+171.9%	8.0%−2.9%
Techwing	Mar 16	₩34B	−28.9%	₩582M	−87.0%	−91.8%	1.7%9.4%
SFA Semicon	Mar 23	₩120B	+46.9%	−₩590M	Smaller loss	Smaller loss	−0.5%−6.9%
GigaVis	Mar 19	₩32B	+361.7%	₩11B	Turned to profit	+1,184.5%	35.1%−13.6%
TFE	Mar 23	₩37B	+80.7%	₩7.3B	+511.7%	+51.9%	19.6%5.8%
Jntc	Mar 23	₩42B	−11.9%	−₩22B	Smaller loss	Bigger loss	−52.0%−65.9%
SFA Engineering	Mar 23	₩394B	−17.2%	₩9B	Turned to profit	−66.3%	2.3%−2.2%
Exicon	Mar 16	₩45B	+251.3%	₩11B	Turned to profit	Turned to profit	23.7%−9.7%
Intekplus	Mar 18	₩40B	+64.4%	₩4.1B	Turned to profit	Turned to profit	10.1%−25.1%
Cmtx	Mar 23	₩42B	—	₩10B	—	−35.3%	23.7%
Hanyang Digitech	Mar 16	₩168B	+17.6%	₩9.5B	−2.0%	−3.1%	5.6%6.8%
Protec	Mar 19	₩85B	+71.7%	₩18B	+635.9%	+15.8%	21.3%5.0%
Nepes	Mar 18	₩124B	+17.5%	₩1.3B	−95.5%	−87.5%	1.1%28.2%
Daeduck	Mar 19	₩393B	+34.8%	₩28B	Turned to profit	+32.1%	7.0%−3.4%
Micro Contact Solution	Mar 19	₩27B	+25.2%	₩5.2B	+27.3%	+32.4%	19.0%18.7%
Apact	Mar 23	₩33B	+27.5%	₩4.7B	Turned to profit	+137.1%	14.4%−7.7%
MKElectron	Mar 23	₩407B	+21.3%	₩10B	−52.9%	Turned to profit	2.5%6.3%
Nepes Ark	Mar 18	₩25B	−3.2%	−₩43M	Turned to loss	Turned to loss	−0.2%14.3%
Mirae	Mar 19	₩17B	+70.2%	₩1.8B	−53.6%	−69.8%	10.9%40.1%
Quality Reliability Technology	Mar 18	₩17B	−11.3%	₩995M	−41.7%	−51.4%	5.8%8.9%
Asicland	Mar 19	₩26B	−43.2%	−₩9.9B	Bigger loss	Bigger loss	−37.9%−20.2%
Simmtech Holdings	Mar 18	₩438B	+28.4%	₩3.7B	Turned to profit	+47.9%	0.9%−15.5%
Haesung Industrial	Mar 23	₩570B	+4.6%	₩9.1B	Turned to profit	−56.4%	1.6%−0.5%
Hmnex	Mar 19	₩12B	+189.5%	₩902M	+602.5%	−29.4%	7.6%3.1%
ITM Semiconductor	Mar 20	₩167B	−6.6%	−₩1.8B	Bigger loss	Turned to loss	−1.1%−0.0%
Kostecsys	Mar 18	₩5.7B	+45.9%	₩1.2B	Turned to profit	Turned to profit	21.7%−28.2%
Ajinextek	Mar 23	₩7.8B	+43.2%	₩1.7B	Turned to profit	+16.9%	22.0%−36.8%
Winpac	Mar 19	₩21B	+38.9%	−₩3B	Smaller loss	Bigger loss	−14.1%−41.5%
Signetics	Mar 19	₩26B	−3.1%	−₩3.8B	Smaller loss	Smaller loss	−14.8%−26.0%
Welkeeps Hitech	—	₩5B	−19.5%	−₩914M	Smaller loss	Bigger loss	−18.3%−35.7%
SEMI Total Solution	Not yet

Single-quarter figures. Preliminary figures are the company's own early numbers and are replaced by the quarterly report when it's filed. Expected dates are around when each company reported a year ago.

Technical breadth

After the close on Oct 29, 2026

Above 20-day average: 19.5%
Above 60-day average: 43.9%
RSI above 70: 2.4%
RSI below 30: 2.4%
52-week highs: 3
52-week lows: 1

Index gauge · Short term

Leaning bearish

2 bullish, 1 neutral, 6 bearish

Index gauge · Medium term

Bullish

6 bullish, 1 neutral, 1 bearish

Technical read

Across the 41 members of the chip testing and packaging theme, 19.5% trade above their 20-day average and 43.9% above their 60-day average, indicating weak short-term breadth with a somewhat firmer medium-term picture. Only 1 member sits at a 52-week low against 3 at a 52-week high, and the RSI extremes are both at 2.4, showing very few names in either oversold or overbought territory. The equal-weighted theme index reads leanBearish on the short-term gauge with 6 bearish against 2 bullish signals, while the medium-term gauge is bullish with 6 bullish against 1 bearish, and its RSI stands at 49.5 and sits above its cloud.

Written by AI from the indicator values above. Not advice.

Share of members, from each member's own indicators; the gauge reads an equal-weighted index of the members. Technical indicators describe past price and volume patterns. They are not predictions or recommendations.

Credit & macro

MacroOct 30, 202678Semis (SOXX ETF) −10.0% to 462.45That's about 3.8 times its typical daily swing over the last 60 trading days.Samsung Electronics SK hynix Samsung Electronics Pref.Hanmi Semiconductor Jusung Engineering EO Technics
MaturitiesOct 20, 202685SK Reit: ₩130bn of bonds due in the next 6 months vs ₩54bn cash₩350bn due within 12 months, from the bond filings so far; cash and cash equivalents as of 2025 FY.SK Reit SK hynix SK Networks SK Discovery SKC SK Telecom

ETFs for this theme

All ETFs →

SOL Semiconductor Back-End Process₩171B−₩2.6B

AUM · Flow 1w

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