Wechat scan QR code < / P > < p > to share with friends and circle of friends < / P > < p > on May 17, the 2021 Huawei China ecological conference was held today. Huawei chairman in office < a target = "_ blank" href=" https://news.163.com/news/search?keyword=%E5%BE%90%E7%9B%B4%E5%86%9B "> Xu Zhijun talked about Huawei Hongmeng ecosystem at the conference. He said it is expected that at least 300 million devices will be equipped with Hongmeng system by the end of this year < p > Huawei Hongmeng system is distributed for all scenarios < a target = "_ blank" href=" https://news.163.com/news/search?keyword=%E6%93%8D%E4%BD%9C%E7%B3%BB%E7%BB%9F "> operating system < / a >, Huawei officially released Hongmeng OS on August 9, 2019. According to the plan, from September 10, 2020, harmonyos will be open source for 128kb-128mb terminal devices such as large screen, watch, car machine, etc., in April 2021, 128mb-4gb memory terminal devices will be open source, and after October 2021, all devices above 4GB will be open source < p > according to media reports, Huawei Hongmeng operating system will officially start scale push as soon as June < p > Xu Zhijun predicted at the Huawei China ecological conference that by the end of this year, at least 300 million devices will be equipped with Hongmeng system, of which 200 million are Huawei devices