Lenovo is a trusted company in technology not in india but all over the world. Lenovo makes laptops and mobile phones. Hundreds of mobile models made by lenovo. I also used lonovo A 6000 from last 1 year. Lenovo A 6000 is a fully loaded mobile phone in 6 to 7 thousand rupees. It have double slot slot 1 is 4G and slot 2 is 2G , 2850 mah good battery , 5 inch display, full HD , 8 mp back and 5 mp front camera , 2GB RAM and 16 GB ROM , 8 GB phone memory expandable upto 16 GB. This is a very good phone in 6 to 7 thousand budget. This phone never let u down.