Puxin Biogas

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Puxin Biogas Digester or Puxin Biogas Plant is product of Shenzhen Puxin Science & Technology Co. Ltd. based in Shenzhen, People's Republic of China. The company was founded in November 2002. Its business is new energy and environmental protection.


The company's main business is:

  1. Design and build large and medium-sized biogas projects.
  2. Develop, manufacture and sell products needed to build family-size biogas system.
  3. Develop, manufacture and sell new style small size biogas digesters.


  • United Nations' 2006 BlueSky Award
  • 23 years development of patented technology; the main inventor has PhD from McGill University, Canada
  • Products sold to over 41 countries


Puxin biogas digesters built in Kenya.[1]

Tiwi, Kenya[edit]

TN P/2 Biogas System at Kenya Bixa Ltd, Tiwi, Kenya 2-stage-biogas-system consisting of:

  • six 20 cubic meter Puxin biogas digester
  • one 26 cubic meter overflow pit
  • six hydrolysis pits
  • two gas bags for storage of biogas 98 cubic meters and 36 cubic meters

Designed for a daily feedstock of 10 tons of bio waste (seeds, chicken and slaughterhouse waste). With daily 2 tons of annatto seeds, the 6 digesters produce daily about 180 cubic meters of biogas. Biogas is used to run a steam boiler, run dryers. It can also burn diesel and firewood.

Bamburi, Mombasa[edit]

TN P/2 Biogas System at Mombasa Go-Kart, Bamburi, Mombasa 2-stage-biogas-system consisting of:

  • one 12 cubic meter Puxin biogas digester
  • three 1 cubic meter hydrolysis pits

Daily feedstock: 70 – 100 kg kitchen waste. Daily biogas production about 7 cubic meters. The excess biogas that is not consumed is stored in a gas bag. Biogas is used to replace LPG in the restaurant and private houses.

Kikambala, Kenya[edit]

TN P/2 Biogas System at Sun 'n' Sand Beach Resort, Kikambala, Kenya 2-stage-biogas-system consisting of:

  • one 14 cubic meter Puxin biogas digester
  • two 4 cubic meter hydrolysis pits.

Designed for a daily feedstock of 400 kg of bio waste (kitchen and garden). Biogas is used to replace LPG and charcoal in the staff canteen.


  1. ^ [1]

External links[edit]