Established in 1998, Xi'an Dasuo Aviation Machinery Technology Co., Ltd. (operating as TASOU VALVES AND PUMPS) strategically headquartered in Xi'an, Shaanxi Province – a hub for military industry, leading universities and research institutions. Our R&D, Sales, and Administrative departments are located in Weiyang District, Xi'an, while our modern production facility occupies approximately 6,000 square meters within the Xi'an Economic Development Zone. Supported by a dedicated team of over 60 employees and backed by 10 million RMB in registered capital, we are built for precision manufacturing.

Driven by nearly three decades of manufacturing expertise and invaluable customer feedback, TASOU has continuously refined valve design and production processes to significantly extend service life. This commitment has resulted in the development of rigorous internal design and manufacturing standards.

A testament to our engineering excellence is our leadership in the demanding nickel hydrometallurgy sector. TASOU valves consistently outperform other alternatives in harsh applications, delivering superior longevity. This proven reliability has earned us a commanding market share approaching 90% within this critical industry.