Tianjin 712 Mobile Communication Co., Ltd. is a core supplier in the field of dedicated wireless communication in China.

For over fifty years, as a designated enterprise for railway communication equipment in China, the company has focused on advancing the development of industries including railway wireless communication, rail transit communication, emergency communication, oilfield informatization, military and civilian testing and measurement, and system integration. It has gradually evolved into a technology enterprise that integrates market operations, technology development, and production services.

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