Sumlink Technologies Co., Ltd. is an ISO9001 certified high-tech company, specialized in the design,manufacture and marketing of various transformer,filter,Inductor and other magnetic components. Sumlink is abundant of rich design and manufacture experience in magnetic connection products for networks and telecommunication. Thus, Sumlink can design and manufacture various magnetic products of high quality,low cost and reliability with prompt delivery per customers' different requirement. And complete technical support of offering.Sumlink products are widely used in xsDSL、cable modems, NIC、HUB、Switch and Routers、ATM and voice over IP,Telecom、PLC and Voice card etc.MAIN PRODUCTS:● 10BASE-T FILTER , 10/100BASE-TX TRANSFORMERS, 100/1000BASE-TX RANSFORMERS● 10BASE-T FILTER , 10/100BASE-TX TRANSFORMERS, 100/1000BASE-TX RANSFORMERS● T1/E1/CEPT/ISDN-PRI TRANSFORMERS● T3/DS3/E3/STS-1TRANSFORMERS, SONET...