Chemical Grouts

Beijing Langwei is the international supplier for chemical water-proofing injection system. We offer an extended choice of chemical grouts, resin, gel, injection equipment and accessories that suits your construction needs.We continues to provide a wide range of waterproofing materials around the world.Our chemical engineers and research team are constantly researching and developing the right and advanced quality injection materials for our customers. We will assist you to select the right material and right method to solve your all leakage problems.