“Viza Valves Inc." (refer to Viza USA) was set up in 2008 as a subsidiary of Viza Valves in the United States. Viza USA now is focusing on the after-sales services for customers in USA, which helps to improve customer satisfactions by immediate response and on-site visiting. Viza USA is also a marketing arm branch for North American markets, to promote valve products, and build up distribution system. In the future, Viza USA will have its own inventory, to give our customers and distributors better support. Viza USA locates is located at metropolis area of Dallas, Texas, which closes to oil and valve center - Houston.