zhou qiren: do not launch a revolution in upgrading quality. china’s excess production capacity will increase.-凯发赌场官网

guangzhou company:

tel:020-39211228

fax:020-39211286

address:panyu district, panyu district, guangzhou city, no. 555 north panyu energy saving technology park development building 807

shanghai company:

tel:021-64138791

fax:021-64134057

address:room 1108, north building, finance 108 plaza, 1839 qichen road, minhang district, shanghai