UPS, INVERTER AFTER-SALES SERVICE CENTER:
TEL:0086- 0755- 27493755     FAX: 0086- 0755-33680308-882

E-MAIL: technicsupport@sako.com.cn
CELL PHONE NO.: 0086-13480819960  MSN:phping100@live.cn

AVR AFTER-SALES SERVICE CENTER:

TEL: 0086-0577-62666888                     FAX: 0086-0577-62666018

EMAIL: technicsupport@sako.com.cn                           

CELL PHONE NO.: 0086-13587701023