Tel：0755-888666 | Fax：0755-666777 |
Sales Hotline for Borosilicate Glass Materials and Vacuum Tubes：020-777666 156688688686 | Hot Water Heater Sales Hotline：0533-600800 |
Address：No. 489 North Ring Road, Zhucheng City, Weifang City, Shandong Province | |
Establishing a century old grand undertaking and forging a national brand
National Service Hotline
4000-188-626
