Shang Yi shows that the official website can't be opened.

Network problems. Shang Yi shows that official website can't be opened because the network signal is unstable. Change the network or refresh the network, clean up the mobile phone garbage and then open it. Established in 2004, Shenzhen Shang Yi Exhibition Co., Ltd. is a member of *ST Shang Yi, located in Shenzhen, Guangdong Province, and is an enterprise focusing on research and experimental development.