Substandard wires used in metro system

Eight people at an electric cable company in Xi'an, Shaanxi province, have been detained for providing substandard electric cables for the city's subway.

Wang Zhiwei, a legal representative of the company, knelt down and apologized to the public for providing the products, according to Xi'an Release, a WeChat account of the city government.

The company, Shaanxi Aokai Cable Co, has been shut down and its main owners as well as several managers have been detained.