{{Multiple issues| {{refimprove|date=April 2011}} {{notability|Companies|date=October 2016}} }} '''Xinliwang International Holdings Company Ltd.''', formerly '''SymPowerco''' was an energy technology company{{Where|date=March 2022}} developing{{When|date=March 2022}} the Flowing Electrolyte Direct Methanol Fuel Cell (FE DMFC).{{cn|date=March 2022}} SymPowerco’s majority-owned (70%) subsidiary, Polygenic Power Systems or Polygenic Power Corp., is in charge of the development of SymPowerco's various technologies.<ref>Marketwire SymPowerco Corporation Renames Subsidiary to Polygenic Power Corp [http://www.marketwire.com/press-release/SymPowerco-Corporation-Renames-Subsidiary-to-Polygenic-Power-Corp-1190684.htm Marketwire]</ref>
FE DMFC had an increased performance of approximately 30% when compared against a direct methanol fuel cell (DMFC). Other advantages of FE DMFC include a better control of temperature distributions in the whole system, and a quick shutdown of the system.<ref>[https://sites.google.com/site/carletonmaefuelcellproject/our-company Carleton University FE-DMFC Project]</ref>
In April 2019, the company was renamed Xinliwang International Holdings Company Ltd, with John N. Davenport listed as CEO.<ref>{{Cite web |title=Xinliwang International Holdings Company Ltd. (XLWH) |url=https://finance.yahoo.com/quote/XLWH/profile/ |access-date=2025-10-07 |website=Yahoo Finance}}</ref>
*Defunct website.<ref>{{Cite web |title=SymPowerco Corp - Home |url=http://www.sympowercocorp.com/ |archive-url=https://web.archive.org/web/20080730221654/http://www.sympowercocorp.com/ |archive-date=2008-07-30 |access-date=2025-10-08 |website=www.sympowercocorp.com |language=en}}</ref>
*Post-2019 site,<ref>{{Cite web |title=Xinliwang International - Company Profile and News |url=https://www.bloomberg.com/profile/company/SYMW:US |access-date=2025-10-08 |website=Bloomberg.com |language=en}}</ref> also defunct.<ref>{{Cite web |title=xinliwang.org |url=http://www.xinliwang.org/ |access-date=2025-10-08 |website=www.xinliwang.org}}</ref>
==External links== *[http://www.sciencedirect.com/science/article/pii/S037877531200540X/ 2D modeling of a flowing-electrolyte direct methanol fuel cell]
==References== {{Reflist}}
Category:Fuel cell manufacturers
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