Chaina Mobile Phones Hidden Codes

The code will works on most chaina mobiles specially the code is tested for Alkatel, Sigmatel, Carboonn, GFive, and more such China Mobile phones.

*Default user code : 1122, 3344, 1234, 5678, 0000
*Engineer mode : *#110*01#
*Factory mode : *#987#
*Enable COM port : *#110*01# -> Device -> Set UART -> PS Config -> UART1/115200
*Restore factory settings : *#987*99#
*LCD contrast : *#369#
*Software version : *#800#
*Software version : *#900#
*Set default language : *#0000# Send
*Set English language : *#0044# Send
*Set English language (new firmware) : *#001# Send