... ABOUT YBJGuangzhou YBJ Co. LTD is one of the best inflatable manufacturers inChina. Founded in 1998, YBJ has a long history ... about 10 years. We have major four kind of inflatables: Inflatable Games including bouncers, castles, mini bouncer, slides, tunnels, obstacles, ... , military tent, medical tent, storage tent and so on; Inflatable Water Games including water park, water ball, water sports games ...