Sandwich Panel Project Cases & Technical Guides
Practical guidance, export references, and factory updates for industrial envelope projects.
LIAOHE shares practical guidance, project references, and factory updates to help architects, contractors, and buyers specify sandwich panel systems for industrial, cold storage, and warehouse projects.
Technical Guides
Selection, specification, and procurement guidance for sandwich panel projects.
PU vs PIR vs Rock Wool
Core material comparison, thermal data, fire ratings, and a step-by-step decision framework.
Cold Storage Panel Guide
PIR thickness by temperature zone, cam-lock joints, door details, and export packing.
Fire Ratings Explained
Euroclass fire ratings decoded and how to specify fire rating in international enquiries.
Export Packing Standards
Container loading protocol, capacity reference, ISPM 15, and buyer checklist.
Project Cases
Real export references by country, material, scale, and application. View all 9 project cases →

Indonesia — Rock Wool Roof Panel Supply, 13×40HQ
Fire-rated industrial roof, PU-edge rock wool panels, CIF Semarang.

Guatemala — 9,560 m² Rock Wool Wall Panels
A1 fire-rated warehouse envelope, HDP-coated steel facing.

Costa Rica — 7,452 m² PU Roof Panels
Cold storage and logistics facility roofing system.
Factory Updates

18 Years of Sandwich Panel Manufacturing
Inside LIAOHE’s 60,000 m² factory: production lines, quality control, export packing protocol, and factory quick facts.
