The invention of polymer materials is a masterpiece of mankind in the 20th century. It has brought tremendous convenience and progress to human social activities and scientific and technological production, and has promoted the development of human society; Ecological balance, causing serious environmental pollution. Therefore, the development of environmentally friendly, biodegradable and recycled plastics has become one of the important issues about human destiny. In particular, the development of biomedical polymer materials has brought new treatments to our health. Development will affect everyone's lifestyle in the future.