The national free service hotline is unified:

400-023-9488

Site: A area: Wong Nai bend (Tak Lai Valley), Chongqing, Banan.

B District: 4 Chongqing Banan District, one of Chongqing Banan District

Office address: 4 7-8-14, Chiba tower, 99 Torch Road, Jiulongpo District, Chongqing.

Switchboard: 023-81698783

Fax: 023-81698826

Zip code: 400050