hello i bought 4 helis from xheli dot com and one is defective. i would like to exchange it. i’ve tried calling, emailing, and their live tech support. No answer from any of them, except for a email saying they’ll contact me within 1-2 days. In the mean time try our toll free hotline or live tech sul.prtoPpease help me! i would like to fly my heli i just bought. =(Rating: 1/5