[Sodium Battery Wins Bid: Shenzhen Weifang Wins the Backup Power Battery Project for China Tower's Tianjin Bus Stop Billboards] On October 11, 2024, the Tianjin branch of China Tower Energy Co., Ltd. announced the winning bid candidates for the 2024 backup power battery framework procurement project for bus stop billboards. A total of three bidders participated in the project, with Shenzhen Weifang Energy Technology Co., Ltd. ranking first with a total tax-inclusive bid price of RMB 4.0435 million, followed by Hangzhou Xuda New Energy Technology Co., Ltd. with RMB 4.465 million. The sodium-ion battery products specified in the project are of 24V68Ah and 48V150Ah, with estimated quantities of 36 units and 1,692 units, respectively.