Dear Ekkicore,

not sure about where to see the Qingqi models, but there are several places to buy helmets and other equipment.

Shanghai Qiyi Motorcycle Accessories Ltd 上海骑翼摩托车用品有限公司
虹口区汶水路513号 or possibly 虹口区汶水东路513号
http://www.qiyi.cc/
+86 130 6268 8803
Wang (王) Simon (俺云)

Dragon Rider Motorcycle Gear
2632 Wuzhong Lu 吴中路 2632号
Metro Line 10 to Hangzhong Lu station 地铁10号线航中路站，出口沿吴中路向西前行200米即到本店
http://www.lqsmoto.com/
+86 21 5447 7217
(Nolan N103 helmet for 2100 rmb)

Then of course there is Jiaoji Lu.

cheers