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e-cal / Concept


E-Cal, a Universal Unit

It\'s a unit to quantitate the environmental impact,
by suming up CO2 and water usage during production, we reduce it to E-Cal.

Herewith institute daily E-Cal standard, we make suggestion
to consumers to purchase low environmental impact products/services.


Shih Chien University

Shih Chien University
Taipei, Taiwan

Prof. Cheng-Neng Kuan


Wu, Wei-Cheng

Wu, Wei-Cheng
Taipei, Taiwan

Wu, Wei-Cheng