$PYBX Hydro Power Technologies, Inc. (OTC Pink: PYBX) (“PYBX” or the “Company”), a diversified holding company with assets in green energy platforms, including ones such as hydropower, solar, and ORC technology, is pleased to announce the Engagement of an International PCAOB Accounting Firm for its PCAOB Audit. https://www.globenewswire.com/news-release/20...-FIRM.html