ʻO ka 12th International Building and Decoration Materials Expo i mālama ʻia ma Kunming, Yunnan mai Iulai 29 a 31, 2021. Ua māhele ʻia ka hōʻikeʻike i loko o ke keʻena ʻenehana wai o ke kūlanakauhale, ke keʻena ikehu ʻōmaʻomaʻo, ke keʻena wai wai polymer, ke kūkulu hale ʻepekema a me ka hale ʻenehana, nā puka a.. .
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