Dual-Sim Cell Phones are very common in China and now it looks like even Indian audience are attracted to such phones. Big Brands like Samsung, HTC, Nokia, Motorola and other domestic cell phone manufacturers are launching the dual-sim smartphones in India more frequently. After the launch of Samsung Galaxy Ace Duos (CDMA + GSM) in February 2012 now the South Korean giant has officially released the GSM – GSM version…