3P Qualified Connecting Hardware The significant issues to consider when selecting connecting hardware for copper cabling is connector interface performance, EMC performance and termination of cable screens (if applicable). Asiawire International Co., Ltd.Dan-Chief Technology Co., Ltd.ExcelFibrain Sp. z o.o.GuangZhou Yuhong Technology Co., Ltd.HellermannTyton Data Ltd.Lansan Intl. LimitedLegrandLogico Electronic (NingBo) Co., Ltd.MayflexTECUM CablesTelebox Industries Corp.Wonderful Hi-Tech Co., Ltd.XeLAN