When purchasing PVC roofing tiles in bulk, you shouldn’t focus solely on price; stability and supply capacity are even more important. There are significant differences in raw materials and manufacturing processes among manufacturers. Smaller factories may cut costs, resulting in products that are prone to brittleness and premature aging. Reputable manufacturers can guarantee the long-term performance of their products. Additionally, shipping distance and minimum order quantities also affect costs. It is best to choose a manufacturer that is geographically close, maintains stable inventory, and responds quickly—especially during the rainy season...