Can any one suggest me a printer having all these features

Here are some of the printer options that suits your requirement.

HP LaserJet Pro MFP M128fn Printer

This model has the ADF functionality. Being a laser machine, it has the loading tray functionality. Apart from that it also has the auto duplex feature too. Printing speed is 35ADF a time. So it is kind of time efficient. You can also send the print from the mobile. The printer has the premium price of 17,279.00 Rs available through Amazon.

Epson M200 All-in-one Inkjet Printer

EPSON's M200 has 30ADF prints a time capacity. It has loading tray and allows both black and white and color option. System also has the autoduplex option. It also has the scanner feature. Along with the fax machine, which you may not need but it does have it. The printer has the price of 12,355 Rs. available through Amazon.

Samsung M2071W WiFi Multi Function Laser Printer

This is another printer from Samsung that suits your requirement. It has the 20 pages per minute output capacity. The ADF feature here comes with Wifi support. It can also be used as scanner and fax machine. In short all in one document printer. It has price of 11,000 Rs on Amazon.

These three seems to be fitting more to the requirement description that you have asked for. Depending on your budget you can get the higher priced printers that suits your need. But the above printers are priced under 20K.

Some of the good printers you may consider include the following. Please note that the printers listed here may or may not have some of the features mentioned by you.

HP Deskjet Ink Advantage 4535
It can be considered to be one of the best printers when one checks the multi-function printers currently available. It has faster scanning and printing abilities. You can also use the printer to print high-quality photo prints.
Price - Rs. 8000 approximately

Epson L455
The printer comes with the innovative ink tank technology. However, the difference is that the ink tanks are positioned outside the printer. That would help you changing the tanks quite easily. It can print the documents that have extremely fine prints and the printouts are extremely readable.
Price - Rs. 12000

Samsung SCX-3401 Monochrome Multi Function Laser Printer
It is one of the popular multi function printer that offers you a host of useful features. The push button feature on the printer saves the energy. The Easy Eco Driver helps you improve experience you have with your printing. The printer is one of the perfect ones at the price it is made available at.
Price - Rs. 8400.