bunk bed, school bunk ded,metal bunk bed,school furniture be used in school 1.Product adopt high quality meterial,strong,resis bunk bed, school bunk ded,metal bunk bedbe used in school1.Product adopt high quality meterial,strong,resist pressure and impact, not easy distoriom.2.Connection parts and support accessories resist grind and pressure, rigidity meet the bearing requirements.3.Hardware and ...