We could make special long hydraulic cylinders, max length is 22 meters. Such cylinders have been used on hydraulic engineering. The following is our hydraulic engineering projects:

1. Sichuan Tongjie hydro power station.

2. Guangxi Guiping navigation lock

3. Tiansheng bridge hydro power station

4. Qinghai Lijiaxia hydro power station

5. Heilongjiang Lianhua hydro power station

6. Shanxi Waijiazhai hydro-junction

7. Huang River Xiaolangdi hydro-junction project.

8. Syria hydro power project.

9. Myanmar hydro power projects...