Welcome to contact Tongli After-sales service
Tel: +86 20 36775100
Fax: +86 20 36775005
Address: Room 308, Building V, Changsheng International Businesss Park, No. 390 Shicha Rd.,Baiyun Dist. Guangzhou, China
During the warranty time, if any defective batteries because of material or workmanship, please send us report by email, after checking and confirmed, we will send you the new, free replacement battery in the next order.