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GCRI · التجارة والموارد الاستراتيجية

أشباه الموصلات والمكونات

Semiconductors are made through a long value chain of design, specialised materials, manufacturing equipment, fabrication and assembly, with several steps concentrated in a few firms and places. Shortages can stall vehicles, medical devices and infrastructure. This page sets out how the chip value chain is structured, where it concentrates, how disruptions propagate, and what evidence serves the governments and industries that depend on it.

02السؤال

Semiconductors and components: how the risk develops.

Electronics, advanced materials and fabrication inputs. The dossier below sets out how the risk develops, what is measured, where the data come from, how it is modelled and who decides.

الآلية

Each step is specialised

Design tools, wafers, speciality gases and chemicals, lithography equipment, fabrication and packaging are each dominated by few suppliers. A bottleneck at any step limits output.

الآلية

Fabs take years and vast capital

Leading fabrication plants cost billions and take years to build. Capacity cannot be added quickly when demand changes or supply is disrupted.

الآلية

Geography concentrates risk

Advanced fabrication and assembly cluster in a few regions exposed to earthquakes, drought, power outages and geopolitical tension.

الآلية

Shortages hit downstream industries

Products need many chips, including mature, low-cost ones. A نقص of a single component can halt production lines far from where chips are made.

03الرصد

Supplier tier map.

الشاشة التي قد يستخدمها فريق لمتابعة هذا الموضوع: مقاييسه وحالاته وقراراته. والأسماء أمثلة والقيم توضيحية.

Supplier tier map

Semiconductors and components · Assembly cluster · Bill of materials BOM-059

Single source at tier 3GCRI · التجارة والموارد الاستراتيجية

Tier mapping

  1. المستوى 112 suppliers
  2. المستوى 247
  3. الفئة 383
  4. Raw materials5

التركيز

Rare earth magnet704002None qualifiedمرتفع
Gallium614836Recycling pilotمرتفع
Copper wire401196Two qualifiedمنخفض
Lithium cells522554One qualifiedمتوسط

Mitigation

Dual source
qualification 11 months
Buffer stock
9 weeks
Design change
substitution study
المالك
مسؤول المشتريات
Supplier tier map: the screen’s structure, terms and states for Semiconductors and components.أسماء مثالية وقيم توضيحية؛ تصميم وليس سجلًا ولا نظامًا حيًا.
04عبر المجالات

Chips sit inside the control systems of every domain.

05الأساليب والأدلة

How semiconductors and components is modelled, measured and tested.

النموذج وافتراضاته وبياناته وعدم اليقين فيه، بالصورة التي يفحصها بها عالم أو مهندس. وتتبع البنى أساليب منشورة. والقيم المرسومة توضيحية، وليست نتائج.

نموذج النظام

The couplings between the systems in semiconductors and components: signs of influence, a reinforcing and a balancing loop, and cross-links where stress jumps.

++−+التجارةالصناعةالمجتمعاتالاقتصاد⁨R⁩ معزِّزة⁨B⁩ موازِنة
Causal loop diagram from the page’s systems; signs show the direction of influence. Illustrative structure for a system dynamics or network model, not estimated couplings.
مبادئ FAIR التوجيهية · GO FAIR وFORCE11⁨W3C PROV⁩ · اتحاد الشبكة العالميةإرشادات بشأن المعالجة المتسقة لأوجه عدم اليقين · الهيئة الحكومية الدولية المعنية بتغير المناخبيانات CEOS الجاهزة للتحليل · لجنة سواتل رصد الأرض
06المؤشرات الفرعية

ما الذي يُقاس، ومدى جودة قياسه.

يحمل كل مؤشر وحدته ووتيرته ونوع المصدر الذي يستند إليه ووسم الأدلة الذي ستحمله القيمة. ولا تُعرض أي قيم: فالبرنامج يقدّمها بموجب سلطته الخاصة.

المؤشرالوحدةوتيرة الإصدارنوع المصدرالوسم
Share of fabrication capacity by regionpercent of wafer capacityسنويIndustry analysesمُقدَّر
Chip trade by product codevalue of trade in integrated circuitsسنويإحصاءات التجارةالإحصاءات المنشورة
Supplier concentration in key inputsnumber of suppliers with significant shareلكل تقييمValue chain studiesمُقدَّر
مهلة الإنذار for chip ordersأسابيعشهريIndustry surveysمُبلَّغ عنه
Export control measures on semiconductorsعدد التدابيرلكل تغييرGovernment noticesالإحصاءات المنشورة
Fabs exposed to natural hazardscount by hazard zoneلكل تقييمSite and hazard overlayمُقدَّر
07المصادر

من أين تأتي الأدلة.

مجموعات بيانات عامة مسمّاة وسجلات مؤسسية، لكلٍّ منها فئة ترخيصها. ولا تُستخدم المصادر المتاحة بموجب اتفاق إلا وفق شروطها، ولا يُعاد نشرها أبدًا.

المصدرما يقدّمهفئة الترخيص
UN Comtrade (HS headings 8541 and 8542)Trade in semiconductor devices and integrated circuitsFree access with limits, UN terms
OECD studies of the semiconductor value chainStructure, concentration and policy analysisPublic, OECD terms
WSTS public summariesIndustry sales by region and product categoryPublic summaries; full data members only
Government export control noticesRules restricting trade in chips and equipmentPublic records, licence per government
Academic and think-tank value chain mappingsSupplier shares at each stepLicence per publication (to check)
08القرارات

من يقرر، وما الذي تخدمه الأدلة.

Trade and Strategic Resources prepares evidence. The decisions below are taken by the authorities named, under their own rules, and never by the platform.

من يقررالسؤالالأدلة التي تخدمها هذه الصفحة
Ministries of industry and technologyWhich value chain steps to support domestically or with partnersValue chain maps; concentration evidence
Critical sector operatorsWhich components to stockpile or qualify from second sourcesDownstream dependency analyses
Trade and security authoritiesHow export controls affect domestic supplyExport control evidence; trade data

المخرجات التي يُنتجها هذا الموضوع

  • Value chain maps showing concentration at each step
  • Hazard exposure overlays for fabrication sites
  • Downstream dependency analyses for critical sectors
  • Evidence notes on export control changes
09الأسئلة الجوهرية

What experts ask about semiconductor supply.

  • At which stages of the chain is capability concentrated in few firms or locations?
  • Which specialised inputs, such as high-purity gases, chemicals and wafers, are single-sourced?
  • How long would it take to replace lost fabrication capacity?
  • Which downstream sectors are most exposed to shortages of mature or advanced chips?
  • How do export controls and industrial policies change the structure of the chain?
10الآليات والمحرّكات

Why the chain is fragile.

Semiconductor manufacturing requires extreme precision, very large capital investment and accumulated know-how. Leading-edge fabrication plants take years to build and need specialised equipment from a handful of suppliers. These barriers favour concentration: each stage tends to have few capable players, and the stages are spread across different regions.

Shortages propagate widely because chips are embedded in so many products. Even inexpensive, mature-node chips can halt the production of much more valuable goods when they are missing. Long lead times and the difficulty of switching suppliers, since chips must be qualified for each product, slow recovery.

Other components share similar features: specialised capacitors, displays, sensors and advanced materials often depend on few producers and on inputs such as rare gases or high-purity minerals.

11المناهج والبيانات

المناهج وحدودها.

  1. 01

    Supply chain mapping

    Tracing firms and locations at each production stage. Commercial confidentiality limits visibility beyond the first tiers.

  2. 02

    تحليل الشبكات

    Identifying central nodes and single points of failure using علم الشبكات. Firm-level links are often incomplete.

  3. 03

    Materials and process research

    Understanding critical inputs and alternatives using materials science and chemistry.

  4. 04

    تحليل المدخلات والمخرجات

    Estimating sector exposure to component shortages. Tables are aggregated and published with delay.

The industry changes quickly, and analyses state the date and sources of the information used.

13Where this page’s references

Where this page’s references lead.

الهيئات والوثائق التي تُقرأ هذه الصفحة في ضوئها. وتتغير الحالات والإصدارات؛ ويقود كل رابط إلى الهيئة المُصدِرة.

14أسئلة

أسئلة وأجوبة.

Why are semiconductor supply chains fragile?
Because several steps, from equipment to advanced fabrication, are concentrated in few firms and locations, capacity takes years to build, and products depend on many chips.
What is a fab?
A semiconductor fabrication plant, where chips are manufactured on silicon wafers under strict clean-room conditions.
Do mature chips matter?
Yes. Many vehicles, appliances and industrial systems rely on older, low-cost chips, and shortages of these can halt production as much as advanced chips.
Does the platform assess individual chip makers?
No. It studies the structure of the industry and its exposures with transparent methods, not individual firms.
Are export controls analysed?
Their effects on supply structure are analysed in neutral terms. The platform does not advise on compliance.
Why do mature chips matter?
Because many essential products use them, and their shortage can stop production as effectively as a shortage of advanced chips.
التقاريرساهم

ساهم بأدلة من هذه الصفحة.

التقارير is the Consortium’s quarterly publication. What you know about this subject can become evidence, a case or a correction in the next edition, credited to you and published under CC BY 4.0 where it is your own work.

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