LIAOHE News & Updates
Latest factory updates, product developments, industry news and export project milestones from Shandong Liaohe New Materials Co., Ltd.
Factory & Export Updates
Direct updates from our Shandong production base and international project shipments.

18 Years of Sandwich Panel Manufacturing: Inside LIAOHE’s 60,000 m² Factory
When buyers evaluate a sandwich panel supplier for an industrial, cold storage, or warehouse project, the factory behind the…

Export Packing Standards for Sandwich Panels: Container Loading & Sea Freight Protection
One of the most common concerns international buyers raise about factory-direct sandwich panel supply is transit damage. Panels…

How Sandwich Panels Are Protected During Sea Freight
Learn how sandwich panels are protected during export packing and sea freight.
Technical Articles & Guides
Practical guidance from our engineering team on material selection, fire ratings, cold storage and coatings.

Fire-Rated Sandwich Panel Guide: B1, A2, A1 Ratings Explained for International Projects
Fire performance is often the most scrutinized specification in international sandwich panel procurement. Different markets…

Cold Storage Sandwich Panel Guide: PIR Thickness, Temperature Range & Door Details
Specifying sandwich panels for a cold storage or cold chain facility is different from standard industrial building envelopes….

How to Choose Sandwich Panels for Industrial Buildings: PU vs PIR vs Rock Wool
Choosing the right sandwich panel for an industrial building means balancing four factors: thermal insulation, fire performance,…

PIR vs PU Sandwich Panels for Cold Storage Projects
Compare PIR and PU sandwich panels for cold storage projects without unsupported claims.

How to Select PE, HDP and PVDF Coatings for Coastal Buildings
Review PE, HDP and PVDF coating selection for coastal and outdoor buildings.
