Roll up banner stand , X banner stand usually used at indoor ,not good used at outdoor . such as really need for temporary

propaganda, had better choose a good quality base for the roll up stand , and put something heavy pressure on the base when

you use it ; But for now, don't worry, we carried out the following this portal frames, solved easily forward embarrassed standing

instability, outdoors can also use the water injection type of portal frames, the base can be injected into 10 kg of water or sand.