Import: Gryffindor 2, Denmark. American Milton Rowe 3. American Pas Feida 4. Neptune 5, USA. German Proment 6. Korean Millennium 7. Italy doz 8. Japan's mechanism is equipped with Japanese machinery 9. Iveco Japan.
Domestic: sunshine pump. Shanghai Shenbei. Alice. Depam. Nantong Hilida. Zhongcheng pump Chongqing pump. Sheng Ruilan (for reference only, so much I know).