The Group is engaged in the go-fast optical communications-related products and solutions for professional providers. The group consists of; Xun QLDK Industries Limited (Hong Kong); fast go-Communications Equipment (Huizhou) Co., Ltd.; Shenzhen crown Communication Technology Co., Ltd. Companies in Shenzhen, Huizhou, two were built 15 000 and 305 square meters of modern fiber-optic communications products production base, after decades of sustained development, has become the communications industry-wide product range, comprehensive strength of high-tech enterprises. Currently, the crown of the main production of optical network communication devices, equipment and other optical communication products and solutions, including GEPON, fiber optic transceivers, Ethernet switches, fiber optic transmission equipment, fiber optic connectors, fiber optic adapters, fiber optic splitter, fiber distribution boxes and other fiber optic equipment Road. Products are widely used in telecom, broadcasting field operations, network operations and other professionals. Crown of communication has passed IS09001 quality system, ISO14001 environmental management system certification. Products with independent intellectual property rights and several dozens of patents, and through rigorous testing Ministry of Information Industry of communications products Protection of supervision and inspection center. Light products are destined to get Chinese telecommunications equipment into the network permits and related technical testing, Export Products comply with EU, US and other international labels, achieved CE, ROHS, UL certification, production scale and product quality has been achieved with industry-leading position as the industry well-known brand and customer trust the brand, selling products at home and abroad, partners around the world in more than 30 countries and regions. Crown of communication has strong technical foundation and integration of industry resources on the introduction of well-known international investment institutions, to build fiber-optic communications industry's leading multinational companies. Zhuo Yueguang global supplier of communications equipment solutions, continuing to create value for customers.