Caltta Technologies Co., Ltd., founded in 2012, is a leading provider of integrated Professional Mobile Radio (PMR) communication solutions. Employing more than 800 experienced professionals, the company holds over 400 authorized patents and software copyrights worldwide as of 2022. Caltta delivers a full portfolio of products and solutions covering broadband trunking, narrowband trunking, PTT over Cellular, emergency communications, and integrated command & dispatch systems.
Caltta’s digital trunking systems and products have been successfully deployed in more than 60 countries and regions, serving vertical industries including public safety, emergency response, municipalities, rail transit, utilities, and energy. To date, the company provides reliable professional communication services for over 5 million end users.
Caltta is committed to leading the convergence of global PMR communications.
In 2014, it launched the industry-leading "2+4" broadband-narrowband convergence solution, which enables DMR and LTE converged networking while supporting mission-critical voice and high-speed broadband data services.
In 2017, the company introduced its "All Convergence" strategy, focusing on converged services, converged networks, converged terminals, and converged industries.
In 2021, Caltta entered into a long-term strategic cooperation with ZTE.
Looking ahead to the 5G era and digital transformation, Caltta provides end-to-end 5G industry application solutions integrated with AI and big data technologies, empowering digital development across multiple sectors.
With the mission "Make Communications Safer and Richer", Caltta takes continuous innovation as its core driving force and professional technology as the foundation of its business. By delivering efficient, high-quality services and collaborating with ecosystem partners to achieve win-win cooperation, Caltta strives to create long-term value for customers worldwide.

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