管道连接器：

GUANDAOLIANJIEQIYIQIDUCHUANGDESHEJICHUANGZAOCHUYITAODUTEDEGUANDAOLIANJIEJISHU，TATUPOLECHUANTONGDELIANJIELINIAN，CAIYONGBUXIUGANGHEXIANGJIAOCAIZHIZHIZAOCHENGYUANJIANZUHEZHUANGZHILAIDADAOMIFENGCHENGYAGONGNENG，JIEGOUSHIFENJINCOU。SHIGONGSHIWUXUDUIGUANDUANZUORENHECHULI，ZHIYAOJIANGLIANJIEQITAOZAIYAOLIANJIEDELIANGGUANDUAN，NINGJINCEPANGLUOSHUAN，JIUSHIKACHIJINYAOGUANDUANBIAOMIANDADAOXIANWEIGUDING，ERMIFENGTAOTIEJINZAIGUANDAOSHANGDADAOMIFENGLAOGULIANJIEDESUODINGZHUANGTAI。GUANDAOLIANJIEQIBIQICHUANTONGDEGUANDAOLIANJIEMIFENGXINGNENGGENGHAO，JIANZHENHUANCHONGXIAOYINXIAOGUOMINGXIAN，CAOZUOANQUANKUAIJIE，JISHISHIXIAXIAOKONGJIANYENENGKUAISUWANCHENGANZHUANG。SIPAIKEGUANDAOLIANJIEQIZHUYAOFENWEIDUOGONGNENGGUANDAOLIANJIEQI（SPK-M）HECHIHUANKANGTUOLAGUANDAOLIANJIEQI（SPK-G），KEGUANGFANYINGYONGYUSHIYOU、HUAGONG、ZAOCHUAN、HAIYANGPINGTAI、DIANLI、QINGGONG、YIYAO、SHIPIN、JIANZHU、SHIZHENG、HUANBAOJIJIXIESHEBEIPEITAODENGXINGYEGEZHONGCAIZHIDEGUANDAOLIANJIE。

管道修补器：

GUANDAOXIUBUQISHIYIZHONGYONGYUGUANDAOSHANGXIUBUDESHEBEI，QICAIYONGBUXIUGANGHEXIANGJIAOCAIZHIZHIZAOYUANJIANJINXINGZUZHUANGLAIDADAOMIFENGCHENGYAGONGNENG，ANZHUANGSHIWUXUDUIGUANDUANZUORENHECHULI，ZHIYAOJIANGLIANJIEQIDAKAIKAZAIGUANDAODEPOLIECHU，NINGJINLIANGPANGDELUOSHUANJIKEDADAOXIUBUMIFENGDEZUOYONG。GUANDAOXIUBUQIDEZHUYAOTEDIANYOU：ROUXINGLIANJIE、WUXUHANJIE、MEIYOUHUOXIAN、JIANGUNAIFU、DAIYADULOU、BUXIANGUANCAI、TONGYONGXINGGAO。JIESHENGKONGJIAN。ANZHUANGFANGBIANDENGTEDIAN。SIPAIKEGUANDAOXIUBUQIZHUYAOFENWEIZHEDIESHIGUANDAOXIUBUQI（SPK-R）HESHUANGKASHIGUANDAOXIUBUQI（SPK-D）。KEGUANGFANYINGYUGEXINGGEYEDANGZHONG。

GUANDAOLIANJIEQIZAI2013NIAN，JIUSHIZHIERYAN，GANGGUANZAIGUANDAOXUQIUZHONGZHANJUZUIDAFENE，GAODA62%.DANJUFULIDUONIYAJITUANYUJI，SULIAOGUANDAOJIANGCHAOYUESUOYOUQITACAILIAOZHICHENGDEGUANDAO，ZHI2018NIANYI8.7%DENIANXUQIUZENGZHANGLVSHIXIANFEISUZENGZHANG。WEILAI，SULIAOGUANDAOJIANGQUDAIBUFENGANGGUANHEHUNNINGTUGUAN。BIRUZAIYINYONGSHUI、TONGFENGGUAN、XIASHUIDAOPAISHUIXITONGZHONG，XIAOFEIZHECHUYUJIANGDIWEIHUCHENGBENHEGENGHUANCHENGBENKAOLV，HUIGENGPIANXIANGYUSULIAOGUANDAO。

BANQUANSHENGMING：ZHUANZAIZUOPINJUNZHUMINGCHUCHU，BENWANGWEIZHUMINGCHUCHUHEZHUANZAIDE，SHICHUYUCHUANDIGENGDUOXINXIZHIMUDE，BINGBUYIWEIZHEZANTONGQIGUANDIANHUOZHENGSHIQINEIRONGDEZHENSHIXING。RUZHUANZAIZUOPINQINFANZUOZHESHUMINGQUAN，HUOYOUQITAZHURUBANQUAN、XIAOXIANGQUAN、ZHISHICHANQUANDENGFANGMIANDESHANGHAI，BINGFEIBENWANGGUYIWEIZHI，ZAIJIEDAOXIANGGUANQUANLIRENTONGZHIHOUJIANGLIJIJIAYIGENGZHENG。