Established in 2002, GEM International (Hong Kong) Limited is a ISO 9001 certified professional manufacturer of consumer oriented optical goods such as camera filters, extension lenses, lens for iPhone,mobile phone camera add on lenses, digital camcorders and waterproof bags and cases. Our team of professionals, with more than 20 years of experience in designing optical products, is capable of developing innovative products and ensuring top grade quality. The core of our company's business philosophy is best represented by our motto "Better Quality, Better Performance and Better Profit". Providing high quality products and excellent service at competitive prices with prompt delivery, we look forward to even greater cooperation with overseas customers.

Moreover, we have set 'Better Quality, Better Performance and Better Profit' as the principle of business implementation, therefore to better fulfill customers' specifications and maximize their values effectively. With more than 10 years of precious experiences in designing camera filters, extension lenses, lens for iPhone,mobile phone camera add on lenses, digital camcorders and waterproof bags and cases products, our professional engineers are capable of researching and developing innovative products to the global market. Specifically, the engineers are engaged in out-look, 3D, electronic and mechanical designing. From the first 35mm manual camera to professional zoom cameras, we are playing an important role in the development of information technologies. Additionally, we will continue to bring customers a series of practical products with beautiful designs. With a 4,200-square-meter working area, 450 highly skilled workers and 7 assembly lines, the production capacity has reached 500,000 pieces each month. Furthermore, following strict quality control procedures, our products are inspected at every stage of the production process, which in turn ensures that quality meet the international criteria and custome