is a modern enterprise integrating R&D, manufacturing, maintenance, trade and service of industrial pipeline valves. Products are widely used in petroleum, chemical industry, power station, metallurgy, coal mine, shipbuilding, water conservancy, fire protection, paper making, medicine, urban construction...
is a modern enterprise integrating R&D, manufacturing, maintenance, trade and service of industrial pipeline valves. Products are widely used in petroleum, chemical industry, power station, metallurgy, coal mine, shipbuilding, water conservancy, fire protection, paper making, medicine, urban construction...