JHI is one of the scientific publication media of the Research Institute and Community Service (LPPM) of Andalas University to accommodate writings that report the results of research downstream activities carried out by the academic community in the form of community service. This journal covers the results of community service related to product commercialization, production innovation, application, products, technology, social engineering, public policy, models and prototypes. This journal is published four (four) times a year, namely in March, June, September and December. The purpose and objective of the publication of this journal are as a means of exchange of knowledge and information that can foster creativity and exchange of ideas among academics. This journal is expected to be a reference and improve the quality of added value in the community for community service activities in the future.

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