Tianjin Rainbow ikupereka mosalekeza nsanamira zosungira khoma ku msika wa ku Australia. Kampani yathu ndi yapadera pakupanga ma Lintels, khoma losungiramo zitsulo la madigiri 45 ndi 90, H beam, U channel, C shape Profile. Chithunzichi chajambulidwa Lolemba lino. Ndikukhumba kuti ogulitsa ambiri kapena kampani yomanga nyumba ibwere kwa ife.