That's a good looking bike, with a good looking engine.
Chinese warranties don't have a good reputation. However, I wouldn't worry about the tank shroud. I suggest you clean the damaged shroud, and paint it whatever color you choose with Kryon Fusion spray paint.
http://www.krylon.com/products/fusion-for-plastic/
__________________
Spud
"Never argue with an idiot. He will drag you down to his level, and beat you with experience."
Mark Twain
2015 Zongshen ZS250GY-3 (RX3)
2006 Zongshen ZS200GY-2 (Sierra 200)
2005 Honda XR650L
2004 Honda CRF250X
1998 Kawasaki KDX220
Mods made to my Zongshen ZS200GY-2:
http://www.chinariders.net/showthread.php?t=6894