ZHAOHAN PUMP WORKS is professional suplier for Siemens and Nash copy liquid ring vacuum pump and compressor. All our pumps are 100% interchangeable with Siemens and NASH both in dimension and performance. Most our client are using our pump to replace their existed Siemens and Nash pump. Some clients are also buying our spare parts for original Siemens pump repair.
  
  As a pioneer in vacuum pump field, the company has its own professional technical center, advanced equipment, foundry and machining workshop, assembling workshop and test center. Assure our high products quality, the compa...More