Perfect Optronics Limited, an investment holding company, engages in development, trading, and sale of display and optics products and related electronic components in the People's Republic of China, Hong Kong, and Taiwan. Its product portfolio includes thin film transistor liquid crystal display panels and modules, polarizers, electronic signage, optics products, light guide plates, integrated circuits, and other products. The company also develops electronic product application; wholesales, imports, and exports display panels and related electronic components; offers technical support and related services; and designs, develops, and sells applied optics-related products, electronic shelf display products, and environmental friendly products. In addition, it provides personal hygiene and disinfectant products under the K-clean brand. Perfect Optronics Limited was founded in 2000 and is headquartered in To Kwa Wan, Hong Kong. Perfect Optronics Limited is a subsidiary of Winful Enterprises Limited.