QIANXI Outdoor specializes in the manufacturing of unipole billboards, single-column billboards, highway billboards, outdoor advertising towers, and large-format steel billboard structures for commercial outdoor advertising projects.A unipole billboard uses a single heavy-duty steel column to suppor

QIANXI Outdoor, a China-based manufacturer of outdoor advertising structures, is expanding its custom billboard manufacturing solutions for highway, roadside, commercial, and urban advertising projects worldwide.With demand for large-format outdoor advertising continuing to evolve, advertisers, prop

Long-term outdoor open-air operation brings multiple severe environmental erosion challenges to outdoor advertising steel structures, including perennial rainwater soaking and erosion, strong ultraviolet radiation aging in high-temperature seasons, high-salt fog corrosion in coastal areas, frost cra