Shenzhen Bay Sports Center (Simplified Chinese: 深圳湾体育中心), nicknamed Spring Cocoon (Chinese: 春茧) for its shape, is a multiuse stadium in Shenzhen, China. It is used mostly for table tennis, swimming and soccer competitions. The stadium is known for hosting the annual RoboMaster Robotics Competition since 2015, as well as the opening ceremony and numerous competitions of the 2011 Summer Universiade. The stadium has a capacity of 20,000 spectators and the Arena seats 13,000 more. The Sports Center also hosts regular concerts and has been used as a military staging area. From Wikipedia
