Downtown Xu Jiahui is in the center of Shanghai housing many department stores like Hong Kong Grand Gate Way, Oriental Mansion, 6th Department Store , Sogo and Metro City. This area is a stage of the hottest fashion display and the newest digital product release sell shop attracting millions of people coming everyday.
　　Metro City has the coolest PC shop selling the newest digital product and hottest fashion shop in China leading the whole trend. And it is also one of the best restaurants in Shanghai. The Glass Ball of Metro City is its unique identity and also the most obvious landmark in downtown Xu Jiahui. Traditional linear lightings were used with intention of turning this glass ball into a magic color crystal ball. However, traditional lighting method has high failing rate and can not achieve the Magic Crystal Ball idea with only one dim function.
　　To reinforce the popularity and fame of Metro City in downtown, a brand new look of this Ball was proposed and finished by StrongLED.
　　With presence of Linear Vision, a special linear shape screen pixel, is mounted along the hundreds structure metal structure levels and formed a plasma screen. RTP, the central controller, will put World Cup match and new NOKIA cell phone release on to this giant glass plasma TV to thousands of audiences shopping in this area. Because of this programmable StrongLED technology, the Ball controls color change at its will like a magician. The ball also features 1600 units dot light at each joint point of two Linear Visions.
　　Metro City has dramatically changed the whole area’s landscape with this glimmering Ball and reinforced its landmark position in down Xu Jiahui.