Thank you for your trust. Please contact us to talk about piezoelectric ceramic components and devices. Company Address: No. 8 building, Qilu Laser Industrial Park, Tangjun Fenghuangshan Road, Zichuan District, Zibo City, Shandong ProvinceLaboratory Tel: 0086 139 2457 6910(Mr. Zhang) Engineer for Overseas Inquiry Mr. Stanley 0086 139 2457 6910E mail:stanley@pzpiezoelectric.com