How to query all factories in Xi 'an?

The Yellow Pages is an international telephone directory of industrial and commercial enterprises arranged according to the nature of enterprises and product categories. Mainly publish the name, address and telephone number of the enterprise, which is equivalent to the household registration book of industrial and commercial enterprises in a city or region. The international practice is to print on yellow paper, so it is called yellow pages.

You can search and query on free Chinese yellow pages, business directories, business guides, consumer guides and other yellow pages websites.