Triple Stone, the leader of miniaturized fiber-optic devices, incorporated in 2015 and based in Zhuhai, a beautiful coastal city in southern China. With 10⁵ class ultra clean work shop, 2,400 ㎡ facilities, Triple Stone owns strong R&D center, advanced production management and professional sales team. Triple Stone’s core team has more than 20 years’ experiences on design and production of mini fiber optic passive devices and small size, high performance hybrid components. Triple Stone’s main products are circulators, mini circulators, WDM, CWDM and DWDM, mini hybrid components used in EDFA, ultra mini hybrid components used in ultra mini EDFA. Since its inception, Triple Stone has always adhered to the corporate philosophy of “continuous innovation and creating value for customers” and provides first-class products and solutions to customers with strong delivery capabilities, excellent product quality, good support and services. With this concept, Triple Stone has become the world’s third circulator provider and the leading expert on mini size hybrid. Triple Stone will continue to invest in R&D capabilities to bring more surprise and amazing optical passive components to customers.