about us

Beijing Linghang Sansi Instrument and Equipment Co., Ltd. is a Professional organization of specialized production and sales unit of testing machines. Its main products include water-proof material testing instrument, insulation mortar testing instrument, plastic pipe testing instrument, rubber stop strip testing instrument, concrete testing instrument, asphalt testing instrument, geotechnical instrument, etc.It can provide a complete set of high-quality instruments and equipment for waterproof ...

Leading technology

The full-automatic electric waterproof rolling material impermeability meter is used to detect the impermeability of petroleum asphalt felt and elastic asphalt waterproof rolling material as well as various kinds of polymer waterproof rolling material. It can meet the test requirements specified in GB/T328.10-2007 and is suitable for GB18242-2000. Requirements of GB18243-2000 standard. The newly developed pneumatic compression device has been awarded a national patent (Patent No. :201822200976.X...

Excellent quality

Every instrument undergoes strict quality inspection before it leaves the factory，make sure to provide customers with first-class products of high quality.Professional technology and after-sales team respond to your needs at the first time, to ensure the best interests of customers without worries. ...