灌溉用<span class='red'>塑料</span><span class='red'>管道</span> 190101砂石<span class='red'>管道</span> 非金属通风<span class='red'>管道</span> <span class='red'>塑料</span>墙板 <span class='red'>塑料</span>地板条 <span class='red'>塑料</span>水管 C190043<span class='red'>塑料</span>地板 非金属下水<span class='red'>管道</span> 陶土制管和<span class='red'>管道</span> 建筑用<span class='red'>塑料</span>多层板 建筑用<span class='red'>塑料</span>层压板 C190040建筑用<span class='red'>塑料</span>杆 C190041建筑用<span class='red'>塑料</span>条 屋顶用<span class='red'>塑料</span>水管 可通话的<span class='red'>塑料</span>防盗窗 190221非金属或非<span class='red'>塑料</span>排水阱（阀）

<span class='red'>塑料</span>砖

170030<span class='red'>管道</span>垫圈 <span class='red'>管道</span>胶带 170030<span class='red'>管道</span>接头垫圈 <span class='red'>管道</span>接头胶带 170118密封<span class='red'>管道</span>用胶带 <span class='red'>管道</span>接头密封用橡胶圈 170089<span class='red'>管道</span>用非金属加固材料 170042补漏用<span class='red'>化学</span>合成物 170086压缩空气<span class='red'>管道</span>用非金属附件

170047<span class='red'>塑料</span>焊丝 C170025<span class='red'>塑料</span>杆 C170026<span class='red'>塑料</span>条 <span class='red'>塑料</span>薄板 170073<span class='red'>管道</span>用非金属接头 <span class='red'>管道</span>用非金属弯头 <span class='red'>管道</span>用非金属附件 <span class='red'>管道</span>用橡胶接头 半加工<span class='red'>塑料</span> 170102非纺织用<span class='red'>塑料</span>纤维 深加工用<span class='red'>塑料</span>型材 C170016电控透光<span class='red'>塑料</span>薄膜 农业用<span class='red'>塑料</span>薄膜 层压纸用<span class='red'>塑料</span>薄膜 170047焊接用<span class='red'>塑料</span>线 170097半加工<span class='red'>塑料</span>物质 170105非纺织用<span class='red'>塑料</span>线 1701253D打印用<span class='red'>塑料</span>丝 窗户用有色<span class='red'>塑料</span>薄膜 生产用挤压成形<span class='red'>塑料</span> 窗户用反射<span class='red'>塑料</span>薄膜 窗用防眩光<span class='red'>塑料</span>染色薄膜 生产用挤压成形<span class='red'>塑料</span>材料 3D打印用半加工ABS<span class='red'>塑料</span>纤维

<span class='red'>塑料</span>软管 农业用<span class='red'>塑料</span>软管

橡胶或<span class='red'>塑料</span>填料 海运集装箱用<span class='red'>塑料</span>填料

<span class='red'>塑料</span>拦油栅

电气绝缘用<span class='red'>塑料</span>薄膜

<span class='red'>管道</span>铺设 <span class='red'>管道</span>维护 <span class='red'>管道</span>铺设服务 <span class='red'>管道</span>保养咨询服务 <span class='red'>管道</span>铺设咨询服务 <span class='red'>管道</span>安装咨询服务 <span class='red'>管道</span>修理咨询服务 370063<span class='red'>管道</span>铺设和维护

<span class='red'>塑料</span>加工机器和设备的修理或维护 <span class='red'>化学</span>加工机器和设备的修理或维护

390041<span class='red'>管道</span>运输

060258金属<span class='red'>管道</span> 金属制<span class='red'>管道</span>支架 060099<span class='red'>管道</span>用金属弯头 060229<span class='red'>管道</span>用金属接头 <span class='red'>管道</span>用金属连接器 <span class='red'>管道</span>用金属夹 060312紧固<span class='red'>管道</span>用金属环 060420<span class='red'>管道</span>用金属歧管 旋转式<span class='red'>管道</span>用金属接头 060275<span class='red'>管道</span>用金属加固材料 C060046<span class='red'>管道</span>用金属墙钩 <span class='red'>管道</span>用金属分岔管 060313缆绳和<span class='red'>管道</span>用金属夹 060076中央供暖装置用金属<span class='red'>管道</span> 060076中央供热装置用金属<span class='red'>管道</span> 060267压缩空气<span class='red'>管道</span>用金属配件 建造地下室防水系统用金属排水<span class='red'>管道</span> 金属<span class='red'>管道</span>（包括钢钛合金制） <span class='red'>管道</span>金属弯头（包括钢钛合金制） 金属连接<span class='red'>管道</span>（包括钢钛合金制）

060313缆绳和<span class='red'>管道</span>用金属夹