... Feature1, 100% relocatable, and unobstructed free span space; 2, very easy and very fast to install and dismantle;3, rainproof, fire ... ventilation system, rain gutter system, digital printing, etc. Welcome to our factory in Guangzhou, it's only 20 minutes from Canton ... Fair to our factory. Big clear tent pictures \Welcome to call Ms wendy Liang +86-13928857087 if urgently need. free standing ...