Pressure Seal has a very strong company with tunnel plugging dock plugging, pumping stations plugging, mine plugging, basement plugging, cooling tower plugging, plugging the cable trench. Etc. Architectural a waterproof plugging Construction force. The company will be a state-of-the-art technology, scientific management, excellent construction team, quality service, and strive to quality, excellence. Credibility and promote development, is willing to establish various forms of business cooperation relationship with friends from all walks of life. Pressure Seal plugging power plant, pipeline plugging, hot tapping, civil air defense basement waterproofing plugging plugging water seepage the basement garage plugging water, underground engineering backplane leakage water plugging construction and repair. 2, road tunnel water stanch, subway tunnels, railway tunnels, the Cross-Harbour Tunnel, the water leakage plugging maintenance construction. 3, moisture-proof of the elevator shaft, elevator pit, construction joints, expansion joints, settlement, walls, leaking plugging the maintenance of construction.