Shenyang Zishenlong Light Steel Color Plate Co., Ltd., a distinguished entity in the steel structure domain since 2011, offers insights into how long expandable container houses last. The lifespan of these houses is significantly influenced by multiple factors, all of which the company addresses meticulously in its production and design processes. Constructed with high - grade steel, the core framework of expandable container houses from Shenyang Zishenlong is engineered to endure. The steel undergoes advanced treatment processes, such as anti - corrosion coating and galvanization, which protect it from rust and environmental degradation. This treatment alone can extend the structural integrity of the house for decades. Additionally, the company's use of high - quality insulation and cladding materials in the expandable sections contributes to the overall durability. These materials are resistant to weather elements like rain, wind, and UV rays, preventing damage to the interior and exterior surfaces. Regular maintenance also plays a crucial role in determining the lifespan. Shenyang Zishenlong provides comprehensive maintenance guidelines and support services to its customers. By following these recommendations, such as periodic inspections of joints and seals, timely repairs, and proper cleaning, customers can ensure that their expandable container houses remain in optimal condition for 20 to 30 years or even longer. The company's adherence to international quality management standards further guarantees that each expandable container house is built to last, with every component meeting strict durability and performance benchmarks.