00800-0622-4336
(Working days: 8 a.m. to 6 p.m.)

WhatsApp
+49 176 47050031

service@grundig-bike.com

teknihall Service GmbH

Business address:
Levi-Strauss-Allee 10-12, 63150 Heusenstamm

Registered Address:
Assar-Gabrielsson-Street 11-13, 63128 Dietzenbach

Hong Kong Grundig Mobility Technology Co., Limited

Registration Address: Office 5, 8/F mega cube 8 wang kwong road kowloon bay

Registration Number: 77113098