(External Research News Release | SHINDEV Research Team)
Amid the accelerated push toward new industrialization and smart manufacturing, intelligent inspection equipment is becoming a critical piece of infrastructure for high-quality manufacturing growth. The SHINDEV research team believes that non-destructive intelligent inspection tools represented by Scanning Acoustic Tomography/Acoustic Microscopy (SAT) are now in a phase of multiple tailwinds—demand expansion, technology iteration, and localization acceleration. On the demand side, downstream industries such as advanced semiconductor packaging, new-energy power devices, composite materials, and aerospace are raising requirements for high-precision, non-destructive, and traceable inspection. On the supply side, domestic industrial chains are strengthening capabilities under policy guidance to close gaps in high-end inspection equipment—creating a clear adoption window for localized solutions.
Intelligent inspection equipment will underpin new industrialization by improving inspection accuracy and stability through digital and intelligent upgrades, supporting deeper integration of the digital and real economy.
SAT stands out for non-destructive layered inspection: it supports multi-layer scanning, intuitive imaging and analysis, and quantitative statistics of defect size/count; it is highly sensitive to bonding interfaces and can penetrate most materials.
Broad application coverage and large addressable markets across semiconductors, IC packaging, composites, advanced materials, biomedicine, aerospace, and new energy.
Substantial localization potential: overseas brands still dominate, but rising domestic demand and supply-chain security priorities are expected to lift the share of localized equipment.
The industry is moving into a “standardized regulation + scaled demand” phase, driven by policy support, market needs, and industrial upgrading.
At China’s 2023 national conference on advancing new industrialization, high-quality development was emphasized as a central objective. As a core element of smart manufacturing, intelligent inspection equipment plays a vital role in improving productivity, product quality, and supply-chain resilience.
SHINDEV believes that while high-end inspection equipment in China still faces challenges such as limited foundational capabilities and insufficient system-level accumulation, digitalized upgrades in inspection are a critical lever to improve yield, reduce cost, and ensure delivery—and their strategic value will continue to rise.
In the semiconductor industry, metrology and inspection equipment serves as a “baseline and gatekeeper” for yield and cost efficiency. High entry barriers and complex tool sets have historically led to overseas dominance. With stronger supply-chain security needs and increasing downstream support for localization, localization in semiconductor inspection is a sustained and irreversible trend.
SAT is a non-destructive inspection system that forms images based on ultrasonic wave propagation inside materials. By using reflection or transmission scanning modes, it captures differences in acoustic impedance at material interfaces, enabling detection of internal defects such as delamination, voids, and cracks—delivering “internal visualization without damaging the sample.”
In advanced manufacturing and semiconductor packaging, SAT offers clear strengths:
Strong layered/multi-layer scanning: supports C-scan, B-scan, X-scan, Z-scan, multi-focal and multi-frequency scans for intuitive imaging and quantitative analysis.
Non-destructive inspection: preserves internal structures, suitable for high-value samples and mass-production sampling.
High sensitivity to bonding interfaces: effective for delamination, voids, solder/bonding quality defects.
Wide material compatibility: works across a wide range of materials, especially for complex packages and composites.
Complementary to X-ray: X-ray relies on density contrast and may suffer from ghosting or missed detection in complex structures; SAT enables layered inspection, improving defect localization and judgment.
SAT is widely applied in semiconductor and IC packaging test, microelectronics and display, composites and advanced materials, lithium battery and new energy, welding and industrial equipment, aerospace components, and life sciences—covering R&D validation, process upgrades, and mass-production quality control.
Semiconductor demand growth is particularly compelling:
Advanced packaging structures are increasingly complex, raising requirements for layered defect identification and visualization.
New-energy power devices and IGBT power modules are sensitive to bonding, filling, and delamination risks; SAT can identify defect location/size/type and generate defect-ratio statistics, supporting traceability and process optimization.
As SiC adoption expands, packaging materials evolve, and reliability standards tighten, SAT penetration in high-end manufacturing is expected to rise further.
SHINDEV believes SAT is entering a stage defined by market expansion, more standardized regulation, and accelerating localization:
Demand-side: continued incremental growth driven by advanced packaging, advanced materials, and new energy.
Policy-side: long-term support through smart manufacturing, quality upgrading, and domestic-demand initiatives.
Supply-side: domestic players are advancing in system engineering, software algorithms, and key components—likely enabling scaled substitution in selected scenarios.
Historically, SAT market share has been concentrated among overseas suppliers due to long validation cycles and high switching risks. However, with stronger supply-chain security priorities and improving localized performance, the localization opportunity is substantial and sustainable.
Despite abundant opportunities, the market remains highly competitive. Overseas incumbents still lead in accumulated know-how, brand, and long-term customer relationships. Meanwhile, homogeneous competition among domestic suppliers requires sharper positioning and differentiated capability building.
SHINDEV recommends focusing on three pillars:
Scenario focus: prioritize high-value use cases such as semiconductor packaging, power devices, and new energy to build lighthouse customers and benchmark deployments.
Core components and system capability: invest continuously in transducers, ultrasonic generators, imaging algorithms, and data platforms.
Trust through measurable performance: establish customer value with verifiable KPIs—accuracy, stability, yield impact, defect recognition rates, and false/miss rates.
Overall, SAT is becoming an essential tool in the quality systems of advanced manufacturing, enabled by its high resolution, layered imaging, and non-destructive inspection capability. As China’s manufacturing digital transformation deepens, semiconductor localization accelerates, and standards/regulation become more structured, the SAT market is poised for sustained expansion alongside localization-driven substitution. Companies with strong core technology, scenario execution, and delivery capability are best positioned to capture this upgrade cycle.
