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 material factories, testing centers, quality inspection stations and mixing stations. The company always adheres to the concept of "success or failure with details" and "development with reputation". With first-class equipment, first-class technology, first-class products and first-class service, it will wholeheartedly provide high-quality products to our customers.