সকল চায়না মোবাইলের গোপন কোড।

*#66*# Set Factory Mode CONFIRMED
*#8375# Show Software Version CONFIRMED
*#1234# A2DP ACP Mode CONFIRMED
*#1234# A2DP INT Mode CONFIRMED
*#0000# + Send : Set Default Language CONFIRMED
*#0007# + Send : Set Language to Russian CONFIRMED
*#0033# + Send : Set Language to French CONFIRMED
*#0034# + Send : Set Language to Spanish CONFIRMED

*#0039# + Send : Set Language to Italian CONFIRMED
*#0044# + Send : Set Language to English CONFIRMED
*#0049# + Send : Set Language to German CONFIRMED
*#0066# + Send : Set Language to Thai CONFIRMED
*#0084# + Send : Set Language to Vietnamese CONFIRMED
*#0966# + Send : Set Language to Arabic CONFIRMED
*#800# make Etel E10 model displaying message BT power on. But on display it dont resemble the blutooth power on icon.(actually t makes BT stuck, but after restarting t becomes normal
y me>)
More codes to reset chinese mobile phone
*#77218114#
*#881188#
*#94267357#
*#9426*357#
*#19912006#
*#118811#
*#3646633#
also found these
Service codes Konka:
C926 software version: *320# Send
C926 set default language: *#0000# Send
C926 set English language: *#0044# Send
Service codes GStar:
GM208 (Chinese Nokea 6230+) engineering menu: *#66*#
Set language to English: *#0044#
Set language to Russian: *#0007#