Brisbane, Queensland, Australia–(Newsfile Corp. – September 9, 2026) – Graphene Manufacturing Group Ltd. (TSXV: GMG) (OTCQX: GMGMF) (“GMG” or the “Company”) is pleased to provide the latest progress update on the next generation graphene battery technology being developed by GMG under a Joint Development Agreement with Rio Tinto, one of the world’s largest metals and mining groups, and with the support of the Battery Innovation Center of Indiana (“BIC”) in the United States of America.GMG is…
Source: https://www.newsfilecorp.com/release/313606/GMG-Announces-Long-Life-Battery-Cycling-Data
