This paper introduces the architecture and functions of BC-VN

which is developed by China Mobile. As a virtual network solution

BC-VN integrates open-source and commercial SDN/NFV technologies and software products. Users can arrange virtual network according to requirements on a unified graphical interface

and build a secure

reliable

and flexible VPC.With advanced technologies

BC-VN can meet needs of virtual network construction in cloud

including public cloud

private cloud and hybrid cloud. Besides

BC-VN has already been used in China Mobile Group

provincial companies and other professional companies.