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Jiangsu Dilong Heavy Machinery Co.,Ltd (Nanjing Dilong No-Dig Engineering Co.,LTD) is a member of iInternational Society forTrencless technology(ISTT) and China Society for Trenchless Technology(CSTT),started the application research of trenchless technology in 1996 and got registered in 1998.Jiangsu Dilong Heavy Machinery Co.,Ltd is the earliest specialized private company in trenchless technology development and construction in china.

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Jiangsu dilong heavy machinery co. LTD