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生产计算机、电子和电气设备
“通讯系统元件”封闭式股份公司
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产品代码 (HS 2017)
681099
Cement, concrete or artificial stone; articles (other than prefabricated structural components for building or civil engineering), whether or not reinforced, n.e.c. in heading no. 6810
产品代码 (HS 2017)
681140
Asbestos-cement; articles or the like, containing asbestos
电缆管道的混凝土制品
DESCRIPTION
用于修建电缆管道的各种井、板、环