South Gate Business Circle: Workers' Cultural Palace Ling Hua Digital City; Guanqian Street: Youtong Cyberport; Shilu Business Circle: Youtong Cyberport and Hongtu Sambo; West Ring Elevated Labor Road in the new area turns to SEG Electronic Market at Binjiang Road, Zhuyuan Road. There is a company in the new area called Harman, and its address is No.3 Jinshan Road in the new area. It is the world's top audio-visual equipment provider, and its brands are:

[Unlimited Company was established in 1968. Three aerodynamic engineers founded the company in a garage in California. Later, they were called the originator of "hi-end". With the efforts of these three engineers day and night, the first work, Servo Static1,won everyone's attention and won wide acclaim as soon as it was born. At the beginning of its establishment, INFINITY used the research and practice of aerodynamics by three engineers of NASA to break the understanding limit of sound at that time and create the standards of loudspeaker measurement and technology, among which the evaluation standards of transient response and phase have been used to this day. INFINITY's leading technology makes it more perfect in the production of speakers. After decades of development, INFINITY has created countless famous audio instruments and become the first audio brand with the honorary title of "State of Art". Among countless famous musical instruments created by INFINITY, IRS speaker system has changed the understanding of sound in the high-end world. 65438-0982, Unlimited Company joined Harman International Group, the largest audio group in the world. Harman International Group has internationally renowned brands such as JBL, Crown and DBX in the audio industry, with a professional market share of 75%. Mark Levinson and other brands are also famous in the civilian market. ]