New material technology research and development; New type membrane material manufacturing; New type membrane material sales; Bio-based material manufacturing; Bio-based material sales; Bio-based material technology research and development; Synthetic material manufacturing (excluding hazardous chemicals); Synthetic material sales; Medical packaging material manufacturing; Packaging materials and products sales; Plastic products manufacturing; Plastic products sales; Hand carts and livestock traction vehicle manufacturing; Hand carts and livestock traction vehicle sales; Class I medical device production; Class I medical device sales. (The above business operations do not involve special administrative measures for foreign investment access)