Caltta Technologies Co., Ltd. (originally from ZTE), established in 2012, is dedicated to leading the convergence of global PMR communications. With over 700 experienced professionals and over 400 trunking technology patents, Caltta provides products and solutions covering DMR, LTE, 5G, PoC, emergency communication and integrated dispatching. Caltta's solutions have been widely deployed in more than 60 countries and regions, delivering value to customers in various vertical industries such as municipality, public safety, transportation, utilities, commercial, etc. Caltta launched the leading "2+4 broadband-narrowband converged solution" in 2014, and launched global first tri-mode radio GH900 in 2017. Caltta adopted"Converge All to Talk" development strategy and officially rebranded as "Caltta" in 2018. Caltta became a subsidiary of Beijing E-own International Investment & Development Co., Ltd., launching an in-depth and long-term strategic cooperation with ZTE in 2021.