Shanghai-listed · OSAT · World #3 (China's largest)

JCET (Jiangsu Changjiang Electronics)

China’s largest OSAT and the world’s No.3 (~12% share, $5B revenue). Provides packaging/test to Qualcomm, MediaTek, Samsung and NXP; buys bonders and testers from equipment makers.

600584.SS Updated Jul 12, 2026 4 AI consumers· 2 recurring

Per the valuechain.wiki graph, JCET (Jiangsu Changjiang Electronics) is directly linked to 6 companies (2 supply, 4 revenue relationships) and reaches 11 companies within two hops; the links are backed by 6 dated sources, 2 of them primary filings (as of 2026-07-12).

Annual return · 2026-07-10'21-34%'22+0.2%'23-15.2%'24+73.3%'25+28%YTD+104.6%
JCET (Jiangsu Changjiang Electronics)RMB 38.87bn
Money outKulicke & SoffaAmount ¥38.9BAdvantestAmount ¥38.9Braw materials & R&D (undisclosed)Amount ¥38.9B

Financials & Segments

  • Total revenue · RMB 38.87bn (2025 consolidated, +8.1%, record)
  • Customer concentration · China's largest and the world's No.3 OSAT. 2025 advanced-packaging revenue hit a record RMB 27bn (~69% of the group), advancing into chiplets and 2.5D/3D. Computing electronics (+42.6%), industrial/medical (+40.6%) and automotive (+31.7%) drove growth, with China's self-reliance policy supporting domestic volume. Net income attributable RMB 1.57bn.
  • Segments · Advanced packaging (chiplet, 2.5D/3D, flip-chip) · Traditional packaging & test

Revenue from

  • MediaTek High confidence· Amount ¥38.9B · JCET FY2025 매출(+8.1%)
    Contract back-end for MediaTek — mobile/edge SoC volume flows into assembly/test demand.
    Confirms EN JCET (PR Newswire) Published Apr 9, 2026: JCET FY2025 annual report — record revenue RMB 38.87bn (+8.1%), advanced packaging RMB 27bn
    Confirms KO Digital Today Published Jun 1, 2025: OSAT rebound; JCET China No.1
    Confirms EN TrendForce Published May 13, 2025: Top 10 OSAT 2024 (PTI No.5)
    Confirms EN JCET Published May 1, 2025: JCET IR
    Confirms EN Company IR / exchange filing Published Apr 1, 2025: JCET annual report (SSE)
  • Qualcomm High confidence· Market share 12% · 2024 · global OSAT share
    Contract back-end for Qualcomm chips — a top global fabless customer, whose chip shipments are the back-end volume.
    Mentions EN Analyst consensus (via Futubull) Published Apr 10, 2026: JCET (600584) FY2025 review — high-growth computing electronics, advanced-packaging buildout
    Confirms EN JCET (PR Newswire) Published Apr 9, 2026: JCET FY2025 annual report — record revenue RMB 38.87bn (+8.1%), advanced packaging RMB 27bn
    Confirms EN TrendForce Published May 13, 2025: Top 10 OSAT 2024 (PTI No.5)
    Confirms EN JCET Published May 1, 2025: JCET IR
  • NXP Semiconductors Medium confidence· Amount ¥38.9B · JCET FY2025 매출(+8.1%)
    Contract back-end for NXP auto/industrial chips — a customer tied to automotive-semi demand.
    Confirms EN JCET (PR Newswire) Published Apr 9, 2026: JCET FY2025 annual report — record revenue RMB 38.87bn (+8.1%), advanced packaging RMB 27bn
    Confirms EN TrendForce Published May 13, 2025: Top 10 OSAT 2024 (PTI No.5)
    Confirms EN JCET Published May 1, 2025: JCET IR
  • Samsung Electronics Medium confidence· Amount ¥38.9B · JCET FY2025 매출(+8.1%)
    Contract back-end for Samsung chips — a domestic OSAT absorbing in-China volume, an axis of the localization benefit.
    Confirms EN JCET (PR Newswire) Published Apr 9, 2026: JCET FY2025 annual report — record revenue RMB 38.87bn (+8.1%), advanced packaging RMB 27bn
    Confirms EN TrendForce Published May 13, 2025: Top 10 OSAT 2024 (PTI No.5)
    Confirms EN JCET Published May 1, 2025: JCET IR

Pays to

  • Kulicke & Soffa Medium confidence· Amount ¥38.9B · JCET FY2025 매출(+8.1%)
    Sources bonding equipment from Kulicke & Soffa — upstream supply for chiplet/stacking advanced-packaging capacity.
    Confirms EN JCET (PR Newswire) Published Apr 9, 2026: JCET FY2025 annual report — record revenue RMB 38.87bn (+8.1%), advanced packaging RMB 27bn
    Confirms EN TrendForce Published May 13, 2025: Top 10 OSAT 2024 (PTI No.5)
    Confirms EN JCET Published May 1, 2025: JCET IR
  • Advantest Medium confidence· Amount ¥38.9B · JCET FY2025 매출(+8.1%)
    Sources bonding/test equipment from Advantest — the upstream tool bottleneck for advanced-packaging capacity.
    Confirms EN JCET (PR Newswire) Published Apr 9, 2026: JCET FY2025 annual report — record revenue RMB 38.87bn (+8.1%), advanced packaging RMB 27bn
    Confirms EN TrendForce Published May 13, 2025: Top 10 OSAT 2024 (PTI No.5)
    Confirms EN JCET Published May 1, 2025: JCET IR
  • raw materials & R&D (undisclosed) Low confidence· Amount ¥38.9B · JCET FY2025 매출(+8.1%)
    Materials and R&D (undisclosed).
    Confirms EN JCET (PR Newswire) Published Apr 9, 2026: JCET FY2025 annual report — record revenue RMB 38.87bn (+8.1%), advanced packaging RMB 27bn
    Confirms EN TrendForce Published May 13, 2025: Top 10 OSAT 2024 (PTI No.5)

Value-chain ripple (2 tiers)

Following node-to-node links up to 2 tiers; each firm is shown once, at its nearest tier.

CompanyChain'21'22'23'24'25YTD
LG Electronicslead2-16.2-20.9-5.8-9.5+19.2+85.5
Samsung Electronicslead2-9-14.2+20.9-26.4+212.9+77.9
Kyoceralead2+7.5-2.1+33.8-24+46.7+63
Applelead2+34.6-26.4+49+30.7+9.1+16.2
NVIDIAlead2+125.5-50.3+239+171.2+38.9+13.3
Xiaomilead2-43.9-21.1-4.6+209.7-6.9-27.2
MediaTeklead1+27.8-26.6+52.9+58.3+24.9+124.3
NXP Semiconductorslead1+44.8-29.2+48.4-8+6.4+35.8
Qualcommlead1+22.3-38.6+35.1+8.3+13.8+11.7
JCET (Jiangsu Changjiang Electronics)node-34+0.2-15.2+73.3+28+104.6
Kulicke & Soffabenef1+92.4-25.8+25.5-13.2-0.3+150.1
Advantestbenef1+17-2.3+155.7+49.5+196+17.1

YTD as of 2026-07-10 · source: Yahoo Finance

JCET's thesis is the intersection of scale (China's largest, world #3 OSAT) and localization benefit. At ~12% share ($5B revenue), it contract-assembles/tests for global fabless/IDMs (Qualcomm, MediaTek, Samsung, NXP), and amid US-China tension, China's semiconductor self-reliance push channels domestic volume as it expands into advanced packaging (chiplets). Back-end volume ties directly to end-chip shipments, riding the semiconductor cycle, but it sources bonders/testers from equipment makers, so tool lead time is the capacity bottleneck. Risks are geopolitical risk on global customers and advanced-packaging competition. Graph propagation: Qualcomm/MediaTek/Samsung/NXP chip volume is demand, while Advantest and K&S equipment are upstream.

Analysis generated from returns as of 2026-07-10

Analyst ratings

Consensus: Buy 2 · Hold 1 · Sell 0 · Avg. target ¥51 · Price ¥101.11 (07-10) · Upside -50%

BrokerRatingTargetPublished
Goldman Sachs中性 (Neutral)¥50.9May 25, 2026Report
Huatai Securities · 汤仕翯买入 (Buy)¥51.5Apr 17, 2026Report
Guolian Minsheng Securities推荐 (Recommend)Apr 15, 2026Report

Domestic brokers (Huatai Buy, etc.) are constructive on advanced packaging growth, while Goldman Sachs in May 2026 raised its target but kept Neutral, flagging a valuation gap of roughly -30% versus the prevailing price.


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