Currently, PVC roofing tiles have become the material of choice for construction projects such as factories and warehouses due to their light weight, durability, and quick installation. However, with so many suppliers on the market, it is crucial to choose a large, reputable manufacturer. Large manufacturers have well-established production lines and testing methods, ensuring product quality and safety. Small workshops, on the other hand, operate on a limited scale and struggle to standardize their formulations and processes, which affects...