Hi Guys : Any of you have these 2 rackets can share your review . Jetspeed S Bao is quite new , just release in the market 2 months ago. N70 also formerly use by Bao chunlai too, now couldnt find in the market, current;y use by China doubles Liu Xiao long and Zhang Nan. Guys kindly share your review comparing these 2 rackets. Thanks.