Manufacturers and construction service providers of non-stop pipeline hot tapping/plugging equipment.
On November 28, 2025, the Qingdao Taineng Silicon Valley project—DN325 main pipe connecting DN200 branch and DN426 main pipe connecting DN300 branch—was successfully finished. With natural gas as medium, the pipeline has 1.6MPa design pressure and 1.37MPa operating pressure. Our rich experience and professional competence in pressure tapping and plugging ensured smooth construction, winning high recognition from the customer!