Energy savings of 51 % for Hongta Paper mill

Share this article

Annual savings: 51 % of energy savings and 100 % of water savings

Client: Chinese board manufacturer Zhuhai S.E.Z Hongta

Zhuhai S.E.Z Hongta is a leading board manufacturer producing good grade packaging boards for export. GreenStream provided vacuum system to Hongta Paper Mill as a turnkey delivery. In this ESCO (energy service company) project, existing water ring pumps were replaced with a new turbo blower provided by the Finnish company Runtech Systems Ltd.

GreenStream organized the financing, technical solution, and engineering for the project.

Project benefits:

  • Electricity saving : 9732.8 MWh / annum
  • Water saving: 1698500 m3 / annum
  • Steam saving: 6873 t / annum
  • Standard coal: 3893 TCE / annum
  • Emission reduction: 10083 tCO2e / annum



Related references

Henglian Guanghua Paper Mill

In December 2013, GreenStream provided vacuum system to Henglian Guanghua Paper Mill as a turnkey delivery. The project saves annually 35 % of energy and 100 % of water.

Shangdong Guangjun Paper – annual energy savings up to 32 %

Annual savings:

Electricity saving: 1926.6 MWh
Water saving: 18495 m3
Steam saving: 2652 t
Standard coal: 1068 TCE
Emission reduction: 2766t CO2e

Energy Efficiency for Delong Steel

GreenStream’s project saved 15 % of the compressed air related electricity costs annually for Delong Steel’s Xingtai steel mill. The technology provider was Sarlin.