Zhu Shenshen/Shanghai Daily news

Shanghai has started to trial a wireless high-definition (HD) television service, the country's second city to adopt it after Beijing, industry officials said yesterday, Shanghai Daily reported.

The free services consist of one HD channel and 17 standard definition (SD) local channels with DVD image quality. Consumers are required to purchase an all-in-one TV or set-top box and antenna to receive and decode the channels, said Wang Changsong, secretary general of the Shanghai Information Household Appliance Industry Association.