YEJIA Optical Technology (Guangdong) Corporation is your premier partner for top-quality custom silicone and plastic products. As a leading OEM manufacturer, we specialize in manufacturing silicone valves, plastic dispensing closures, LSR speaker diaphragms, silicon lenses, plastic optics, and more. Our seamless integration of research, development, production, and sales ensures a comprehensive service for large-volume custom silicone and plastic products, delivering excellence from mold design to finished product assembly.