Press the following on your mobile *#06# to see your Phone’s IMEI number(serial number). Then check the 7th and 8th numbers Phone serial no. x x x x x x ? ? x x x x x x x IF the Seventh & Eighth digits of your cell phone are 02 or 20 this means your cell phone was assembled in Emirates which is very Bad quality IF the Seventh & Eighth digits of your cell phone are 08 or 80 this means your cell phone was manufactured in Germany which is fair quality IF the Seventh & Eighth digits of your cell phone are 01 or 10 this means your cell phone was manufactured in Finland which is very Good IF the Seventh & Eighth digits of your cell phone are 00 this means your cell phone was manufactured in original factory which is the best Mobile Quality IF the Seventh & Eighth digits of your cell phone are 13 this means your cell phone was assembled in Azerbaijan which is very Bad quality and also dangerous for your health.