China’s
industrial goods and manufacturing industry,
in focus.

Construction‑focused 3D printing challenges

26.8% of this theme group

Researchers discuss difficulties in printing systems, material properties, and process integration for building and construction applications.

3D printing (650) · 3d model (87) · Manufacturing engineering (129) · Architectural engineering (44)

Bibliographic analysis on 3D printing in the building and construction industry: Printing systems, material properties, challenges, and futu

Improving printed products manufacturing technology using 3D printing

Nanocomposite and multi‑material printing issues

23.3% of this theme group

Papers highlight obstacles in aligning nanoparticles, handling composites, and achieving functional multi‑material structures.

3D printing (474) · Nanotechnology (88) · Composite material (57) · Fabrication (65)

Increasing the functionalities of 3D printed microchemical devices by single material, multimaterial, and print-pause-print 3D printing

3D Printing‐Enabled Nanoparticle Alignment: A Review of Mechanisms and Applications

Medical and pharmaceutical 3D printing limits

13.5% of this theme group

Studies examine barriers to reliable medical device fabrication, biocompatibility, and regulatory acceptance.

3D printing (322) · 3d printed (105) · Medical physics (26) · Health care (26)

A Review of 3D Printing Technology for Medical Applications

3D PRINTING IN THE PHARMACEUTICAL INDUSTRY: A SPECIAL CONSIDERATION ON MEDICAL DEVICE AND ITS APPLICATIONS

Aerospace additive manufacturing constraints

11.6% of this theme group

Research points to material, certification, and performance challenges when applying 3D printing to aerospace production.

3D printing (203) · Manufacturing engineering (85) · Aerospace (47) · Production (25)

On the Evolution of Additive Manufacturing (3D/4D Printing) Technologies: Materials, Applications, and Challenges

Additive manufacturing for Aerospace

Bioprinting scaffold and tissue engineering hurdles

9.8% of this theme group

Authors identify technical and biological obstacles in creating viable 3D‑printed tissue constructs.

Tissue engineering (68) · Scaffold (42) · Nanotechnology (101) · 3D bioprinting (47)

Development of 3D bioprinting: From printing methods to biomedical applications

3D printing in biomedical engineering: Processes, materials, and applications

Fused deposition modeling reliability concerns

7.8% of this theme group

Works focus on common defects, post‑processing needs, and repeatability problems in FDM processes.

Fused deposition modeling (138) · Fused filament fabrication (52) · Deposition (43) · 3D printing (125)

Failures and Flaws in Fused Deposition Modeling (FDM) Additively Manufactured Polymers and Composites

An Overview of Post-Processing of Fused Deposition Modelling 3D Printed Products

Selective laser melting microstructure and stress issues

7.1% of this theme group

Literature reports on residual stresses, defect formation, and microstructural control in laser‑based metal printing.

Selective laser melting (157) · Laser (42) · Microstructure (36) · Residual stress (26)

Review of selective laser melting of magnesium alloys: advantages, microstructure and mechanical characterizations, defects, challenges, and

Selective Laser Melting of Aluminum and Its Alloys

Process parameter effects on printed part quality

21.8% of this theme group

Studies caution that slicer settings and extrusion choices strongly influence mechanical and surface properties.

3D printing (218) · 3d printed (83) · Stereolithography (42) · Extrusion (45)

INFLUENCE OF SLICER SOFTWARE USED WITH 3D PRINTING FILAMENT EXTRUSION TECHNOLOGY ON PROPERTIES OF PRINTED PARTS WITH SHORT FIBER REINFORCED

Microscale 3D Printed Pillars and Porous Polymeric Structures: Manufacturability and Micromechanics

Supply‑chain and production integration risks

21.4% of this theme group

Researchers warn about logistical, scalability, and workflow challenges when embedding 3D printing into manufacturing chains.

3D printing (312) · 3d printed (85) · Supply chain (17) · Production (23)

Three-Dimensional Printing Surgical Applications.

Applications of Three-Dimensional Printing in Surgery

Residual stress and surface finish in laser melting

15.2% of this theme group

Papers advise careful monitoring of stress buildup and roughness to avoid performance degradation in metal parts.

Selective laser melting (221) · Laser (56) · Residual stress (38) · Surface roughness (37)

Numerical investigation of residual stresses in thin-walled additively manufactured structures from selective laser melting

Corrosion Testing of a Heat Treated 316 L Functional Part Produced by Selective Laser Melting

Mechanical performance variability of printed polymers

11.8% of this theme group

Analyses highlight how parameter tweaks can cause unpredictable tensile and flexural strength outcomes.

Ultimate tensile strength (97) · Composite material (112) · Flexural strength (19) · Extrusion (32)

The influence of 3D printing process parameters on the mechanical performance of PLA polymer and its correlation with hardness

The influence of printing parameters on the mechanical properties of 3D printed TPU-based elastomers

Hybrid polymer‑metal FDM production limits

10.8% of this theme group

Research points to difficulties in achieving consistent bonding and material compatibility in hybrid FDM prints.

Fused deposition modeling (118) · Deposition (41) · Fused filament fabrication (39) · 3D printing (77)

Recent Developments in Fused Deposition Modeling-Based 3D Printing of Polymers and Their Composites

Three-Dimensional (3D) Printing of Polymer-Metal Hybrid Materials by Fused Deposition Modeling

Porosity and non‑destructive testing challenges

10.4% of this theme group

Studies discuss how porosity variations affect strength and complicate ultrasonic inspection of additively manufactured parts.

Fusion (25) · Porosity (22) · Raw material (9) · Fabrication (20)

Comparison of the porosity and mechanical performance of 316L stainless steel manufactured on different laser powder bed fusion metal additi

Assessing the results of ultrasonic testing of additive manufactured parts with alternative methods

Alloy microstructure control in laser melting

8.6% of this theme group

Authors caution that achieving desired grain structures and tensile properties requires precise laser and powder management.

Microstructure (122) · Selective laser melting (100) · Alloy (45) · Ultimate tensile strength (49)

Microstructure and Mechanical Properties of TiC-Reinforced 316L Stainless Steel Composites Fabricated Using Selective Laser Melting

Microstructure and Mechanical Properties of A7075 Alloy with Additional Si Objects Fabricated by Selective Laser Melting

Broad manufacturing expansion of 3D printing

21.1% of this theme group

Literature explores new product categories and process innovations that extend printing into diverse industrial sectors.

3D printing (1,055) · Manufacturing engineering (123) · 3d printer (126) · 3d printed (217)

3D printing for clothing production

3D Printing Technologies

Smart hydrogels and microfluidic printing

20.8% of this theme group

Research highlights the creation of self‑healing, adhesive, and functional hydrogel structures via advanced printing techniques.

Nanotechnology (268) · 3D printing (709) · Self-healing hydrogels (144) · Microfluidics (128)

3D\nPrinting Method for Tough Multifunctional Particle-Based\nDouble-Network Hydrogels

3D Printing of Interpenetrating\nNetwork Flexible Hydrogels\nwith Enhancement of Adhesiveness

Biomedical and tissue engineering breakthroughs

13.9% of this theme group

Papers present emerging printable materials and designs for orthopaedic, implant, and regenerative medicine applications.

3D printing (606) · 3d printed (261) · Biomedical engineering (115) · Tissue engineering (80)

A Review of Three-Dimensional Printing Technology for Medical Applications

3D Printing Materials and Technologies for Orthopaedic Applications

Tailored alloy microstructures with laser melting

12.7% of this theme group

Studies demonstrate designing nanocomposites and porous metal constructs for high‑performance aerospace and medical uses.

Selective laser melting (647) · Microstructure (228) · Alloy (153) · Laser (163)

Selective Laser Melting Additive Manufacturing of TiC/AlSi10Mg Bulk-form Nanocomposites with Tailored Microstructures and Properties

Selective laser melting: A unit cell approach for the manufacture of porous, titanium, bone in‐growth constructs, suitable for orthopedic ap

High‑strength composite printing advancements

11.4% of this theme group

Research focuses on optimizing fiber‑reinforced polymers and other composites for superior tensile and flexural performance.

Composite material (350) · Composite number (144) · Ultimate tensile strength (154) · 3D printing (340)

Parameters Affecting the Mechanical Properties of Three-Dimensional (3D) Printed Carbon Fiber-Reinforced Polylactide Composites

3D printing of composites: design parameters and flexural performance

Custom component and wearable fabrication

11.4% of this theme group

Works showcase additive manufacturing for bespoke automotive parts, wearable devices, and replacement components.

Fabrication (128) · 3D printing (187) · Fusion (31) · Extrusion (60)

Additive Manufacturing: Additive Manufacturing of Biomechanically Tailored Meshes for Compliant Wearable and Implantable Devices (Adv. Funct

A Survey of the Use of Additive Fabrication in Component Replacement and Customised Automotive Modifications

FDM for analytical and high‑performance devices

8.6% of this theme group

Literature outlines procedures and material choices enabling precise bio‑analytical and thermoplastic applications.

Fused deposition modeling (390) · Deposition (120) · Fused filament fabrication (100) · 3D printing (190)

Fused Deposition Modeling 3D Printing for (Bio)analytical Device Fabrication: Procedures, Materials, and Applications

Additive manufacturing of the high-performance thermoplastics: Experimental study and numerical simulation of the Fused Filament Fabrication

Shenzhen

31.0% across the displayed hubs

3 companies hiring · $515.2M disclosed funding

Shanghai

17.9% across the displayed hubs

6 companies hiring · $3.1B disclosed funding

Suzhou

9.5% across the displayed hubs

0 companies hiring · $715.4M disclosed funding

Dongguan

9.2% across the displayed hubs

0 companies hiring · $19.3M disclosed funding

Guangzhou

8.5% across the displayed hubs

0 companies hiring · $12.8M disclosed funding

Beijing

8.2% across the displayed hubs

0 companies hiring · $1.1B disclosed funding

Hangzhou

8.0% across the displayed hubs

2 companies hiring · $100.3M disclosed funding

Ningbo

7.7% across the displayed hubs

0 companies hiring · $106.9M disclosed funding