活动 Home 国内活动 17th KANKOKIZAI SETSUBI SOUGOUTEN OSAKA - Piping material and facilities exhibition 国内活动 海外活动 国内活动 感谢您帮忙之中来到17th KANKOKIZAI SETSUBI SOUGOUTEN OSAKA - Piping material and facilities exhibition里的CKD展示厅。 17th KANKOKIZAI SETSUBI SOUGOUTEN OSAKA - Piping material and facilities exhibit