M4 Improved Available in the ASIAn Premium Shop

And it comes with a fair bundle  :O

 
Package Name
M4 Improved Bundle #1

 

Package Contents
 M4 Improved (100% Crew)
 1 Garage Slot
 7 Days Premium

1,000

Value in Gold
5,300

Price
USD 18.37

 
Package Name
M4 Improved Bundle #2

 

Package Contents
 M4 Improved (100% Crew)
 1 Garage Slot
 Medium-Caliber Tank Gun Rammer
 Improved Ventilation Class 2
 Enhanced Gun Laying Drive
 30 Days Premium

3,500

Value in Gold
11,175

Price
USD 37.13