Redmi 3s mobile is so good mobile . This mobile is made by xioami company. This mobile have 2gb RAM, 16gb internal storage, 4100mah battery , hybrid Sim slot, octa processor., snapdragon processor, and many more features. So I suggest this is the best mobile in 7000 rupees. Xioami made this mobile totally in India. So it is made in India. In this mobile there is one year warranty. The battery backup of this mobile is so good. So, I suggest that you buy this mobile in the range of 7000 rupees.