... . high-quality, high efficiency and sincerity to the enthusiastic services to meet the request of domestic and foreign customers. Feature:1) ... ,KD-61,ect4.Cavity QuantitySingle/Multi-cavity5.Plastic Part MaterialPA,POM,ABS,PP,PC,PET,PVC,Nylon, ... technology,unmatched skill,professional equipment,experienced technicians to fit our customers' requirements Precision plastic injection part of Medical Mask