we are one of connector manufacturers.Ningbo Beilun Jingcheng Electronic Co.,Ltd.and specially produce various kinds of sound box inserts and micro-phone connectors,for example ,XLR series,and other kind.The company is located in a easten large port -Beilun Port.convenient transportation and beautiful environment.The company holds the principle of innovation,creativities,honesty and goodwill,which wins the customer'trusting.we have confidence on our products.our advanced technology and equipment,perfect testing measurementa and strict management.All members of jingcheng hope to cooperate with the old and new customers from home and aboard and heads for future together.