May 21, 2020

On May 12th, the 2020 Energy Conservation Construction Code of New York State went into effect, and there isn’t a “transition period” for the Energy Code. Chonghui Liu (CL), our Team Leader for Energy Services, will have the pleasure of joining Urban Green Council for a training session of the new 2020 NYS Energy Code cal...

November 5, 2019

Chonghui Liu (CL), P.E., PDG's Team Leader for Energy Services, had the pleasure of presenting at the 16th Annual CNY Engineering Expo in Syracuse yesterday. His presentation, What’s New in Future Energy Standard: Applying ASHRAE 90.1-2016 and 90.1-2019 in Energy Efficiency Measures, focused on a summary of common energy-...

January 25, 2019

PDG's Team Leader for Energy Services, Chonghui Liu, P.E., CEM, LEED AP, wrote an article that was published in High Performing Buildings, Winter 2019 issue regarding sustainability and resiliency. 

With increasing energy demand and natural/human-induced disasters in the recent years, the two key concepts—sustainability an...

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