Huawei has urgently increased production of the newly released high-end Mate 50 phone series due to unexpected popularity, Shanghai Securities News reported, citing sources from Huawei’s supply chain on Thursday. The Mate 50 series began taking preorders on September 6, and the phones were officially on sale as of Wednesday. So far, phones from the series on the official store on JD are all sold out in the Shanghai region. However, certain models are still available for a limited time on Taobao. Yu Chengdong, executive director of the firm, said on Thursday via Weibo that they are working on increasing production and trying to meet the market needs. [Shanghai Securities News, in Chinese]