When ONU is connected to OLT, LOS light still blink.

Innovation Drives Development
Quality Builds Brand

We R&D, manufacture, and sell optical communication access systems and terminal equipment. Now we've taken the lead in launching a number of original products in the industry, mainly including ONU/ONT, OLT, VoIP gateways, and other network access products, which are designed to meet the needs of telecom operators. We're committed to helping broadband users worldwide enjoy an ultra-high-speed network!