High-performance components engineered for efficiency and durability in demanding industrial environments.
A comprehensive analysis of insulation technology, market trends, and industrial efficiency.
As the global demand for temperature-controlled logistics (Cold Chain) reaches unprecedented heights, the role of PU (Polyurethane) Foam Core Cam-Lock Sandwich Panels has become critical. From the booming pharmaceutical sectors in Europe to the expanding agricultural export markets in Southeast Asia and Latin America, businesses are seeking "Zero-Energy Loss" insulation solutions.
Unlike standard continuous panels, the Cam-Lock (eccentric hook) system allows for modular assembly and disassembly. This is vital for temporary cold storage, urban distribution centers, and high-tech cleanrooms where structural flexibility and airtight integrity are non-negotiable. Our panels achieve a hermetic seal that prevents thermal bridging.
China has evolved from a volume producer to a global leader in high-precision refrigeration engineering. Shaanxi YuanShengHeTong exemplifies this shift, utilizing fully automatic production lines that ensure a foam density of 40-42kg/m³ with a thermal conductivity coefficient as low as 0.022 W/(m·k), outperforming many regional competitors in both cost and performance.
In the current industrial procurement landscape, understanding "Information Gain" is essential. While PU (Polyurethane) is the gold standard for pure insulation, PIR (Polyisocyanurate) offers enhanced fire resistance (B1 Rating). For global enterprises, the choice depends on local building codes and insurance requirements. Shaanxi YuanShengHeTong provides both, allowing for a customized OEM approach that satisfies the rigorous safety standards of the EU and North America.
Blending 20+ years of expertise with cutting-edge manufacturing.
Shaanxi YuanShengHeTong Refrigeration Co., Ltd. is a professional factory and enterprise focusing on insulation panels and refrigeration equipment. We integrate high-quality products, one-stop project solutions, engineering advanced services, and international trade. Our involved professional fields include refrigeration for fruits, vegetables, food industry, large supermarkets, medical, and logistics companies.
With about 180 workers and a 10-person QC team, our 60,000 square meter production site features 4 standardized workshops and 8 advanced production lines. Since starting in 1996, we have built a reputation for professionality and technological leadership in PIR and PU sandwich panels.




A journey of innovation and sustainable growth.
Founder started business in refrigeration equipment marketing and installation.
First factory in Shaanxi completed; produced the first cam-lock sandwich panels.
Second factory in LanZhou completed, covering the whole north-west China market.
Relocated to 120-acre facility with 8 advanced workshops for international business.
Input first automatic split-joint production line for high-precision insulation.
Second advanced automatic production line launched for peak efficiency.
Transformation into an eco-friendly factory with a focus on sustainability.
Tailoring insulation excellence to diverse regional needs.
In Southeast Asia and Africa, our panels are used to create rapid-deploy cold rooms for post-harvest cooling, drastically reducing food waste in hot climates.
GSP-compliant cold storage for vaccines and biologics in Europe and Middle East, requiring high-precision cam-lock seals and easy-to-clean surfaces.
1. IoT Integration: Smart panels with embedded sensors to monitor real-time thermal performance.
2. Sustainability: Transitioning to HFO blowing agents with GWP (Global Warming Potential) near zero.
3. Hybrid Panels: Combining PU core with solar-reflective coatings to further reduce heat gain in tropical zones.
Our commitment to international standards and reliability.




Expert insights into PU Cam-Lock Sandwich Panels.
From panels to complete condensing units, we provide the full spectrum of cold chain equipment.