What is polycarbonate? Simply put, polycarbonate is an engineering plastic that combines multiple excellent properties. With over 60 years of development history, it has been widely used in various fields of daily life, and more and more people are experiencing the convenience and comfort that PC materials bring us. It is a high-performance thermoplastic engineering plastic that combines many excellent characteristics such as transparency, durability, resistance to breakage, heat resistance, and flame retardancy. It is one of the five major engineering plastics. Due to the unique structure of polycarbonate, it has become the fastest-growing general-purpose engineering plastic among the five major engineering plastics. Currently, the global production capacity exceeds 5 million tons.