Time stamp—an edge tool for intellectual property right protection in ...

Introduction to time stamp authority
The national time service center undertakes the task of producing,
keeping and broadcasting standard time and is the only authoritative and
statutory time service agency in our country. Its time service system is an
indispensable infrastructure in the country, undertakes the task of
broadcasting standard time and standard frequency in our country, and
provides reliable and high-precision time service for such many
industries and departments as national economic development, national
defense building and national security.