Telesail Technology Co.,Ltd is a telecommunications company based in Beijing, China. Established in 2005, the company specializes in providing telecommunications equipment and systems. Their offerings include Broadband Internet access and unified communications products and solutions. Telesail’s main products consist of IP PBX, VoIP Access Gateway, Trunking gateway, and VoIP phone. They also offer EPON optical line termination (OLT), EPON optical network unit (ONU), Planar lightwave Circuit (PLC) splitters, and optical transceivers. Telesail primarily serves internet service providers and voip service operators. Additionally, they act as an OEM and produce products that are sold under other brand names.