I. Project Name

China Electronics Technology Group Corporation Intelligent Technology Research Institute NTP Server Procurement and Time Synchronization System Construction Project

II. Duration of Cooperation

2026  Year of the One Quarterly

III. Company Profile of the China Electronics Technology Group Corporation Intelligent Technology Research Institute

China Electronics Technology Group Corporation Intelligent Technology Research Institute (referred to externally as “ Institute of Intelligence ” ) is a second-level subsidiary of China Electronics Technology Group Corporation, formed through the merger of the Institute of Intelligent Technology and the Institute of Information Science in… 2021 It will be established and put into integrated operation by year-end, serving as the Group’s intelligent technology arm. “ General Institute ” , cutting-edge technology “ Pioneer ” and institutional reform “ Demonstration Zone ” , the Institute of Intelligent Systems focuses on its core mission of unmanned intelligence and puts it into practice. “211N” Business strategy: We are conducting research and development on foundational and cutting-edge technologies in areas such as intelligent systems, intelligent infrastructure platforms, perception and cognition, unmanned systems, and cloud‑data‑intelligence integration. Our current research team… 820 Others, with nearly a majority holding master’s or doctoral degrees. 80% , with a strategic advisory committee comprising numerous academicians and 20 With more than a dozen national- and provincial-level experts, the organization has spearheaded the development of multiple national‑level innovation platforms, achieving notable breakthroughs in areas such as intelligent foundational platforms and large‑scale models, as well as intelligent cyberspace and information systems, thereby providing core technological support for national defense, industry, and other sectors.

IV. Purchased Products

Developed independently by Beijing Zhongxinchuang Technology Co., Ltd. DNTS-9 High-precision series NTP Network Time Server (Model: DNTS-9 ), configuration GPS+BD2 Dual-mode satellite timing module and temperature-compensated crystal oscillator, supporting 1-12 Optional network port design.

V. Customer Requirements

1. Data acquisition in scientific research experiments requires a unified time reference, with timing accuracy at the millisecond level and frequency stability better than… 1E-12 ；
2. Compatible with multiple heterogeneous research systems at the Institute of Intelligent Technologies, supporting NTP/SNTP V1.0-V4.0 、 IPv4/IPv6 Supports multiple protocols;
3. The equipment must meet 7×24 Operates continuously for hours and maintains stable timekeeping even after satellite signal loss. 24 Frequency offset maintained for hours < 5E-10；
4. Supports remote management and status monitoring, with operations and maintenance features such as log storage and alarm output.
5. It meets the high-reliability requirements of the research field, with core components manufactured domestically and features shock resistance and low-power design.

VI. Solution

Beijing Zhongxin Chuang Based On 20 Leveraging years of expertise in time‑frequency technology, we provide the Institute of Intelligent Systems with customized time‑synchronization solutions:

1. Core Product: Deployment DNTS-9 High precision NTP Server, adopts Cortex-A8 800MHz Processor and Linux Operating system, built-in temperature-compensated crystal oscillator, supports GPS+BD2 Dual-mode satellite signal input ensures dual-redundancy timing assurance.
2. Technical compatibility: Supported 1-4 An independently physically isolated 10/100/1000M Adaptive timing network port, with each port capable of responding at a rate of per second. 20000 This time, the request meets the requirements for concurrent synchronization across multiple systems.
3. Function Configuration: Provide 1PPS (Pulse accuracy < 20ns ), IRIG-B Multi-interface output including USB, supports SSH 、 HTTPS 、 SNMP and various management methods, enabling remote configuration and fault diagnosis;
4. Security Assurance: Features tiered user management and encryption-based authentication mechanisms; boasts a high localization rate for critical components; has passed… ISO9001 Quality system and CNAS Authoritative testing and certification;
5. Service Support: Provided 7×24 Hourly technical response, a three-year warranty, and complimentary replacement equipment ensure smooth project implementation and long-term stable operation.

VII. Implementation Outcomes

1. Time synchronization accuracy meets the standard: the system’s time‑keeping accuracy remains stable at 1-10ms , the frequency accuracy meets the stringent requirements of scientific research and experimental data acquisition, enabling unified time synchronization across multiple devices;
2. Reliable operational stability: The device features a shock‑resistant, low‑power design with no hard drive and no fan, meeting the continuous‑operation requirements of research environments, and its mean time between failures (MTBF) complies with industry‑leading standards.
3. Improved Operations Efficiency: The remote management feature streamlines device maintenance workflows, while log storage and alerting capabilities enable rapid fault localization, thereby reducing operational costs.
4. Comprehensive compatibility and adaptation: Successfully integrated with multiple research systems, including the Institute of Intelligent Systems’ intelligent sensing and cloud‑data‑intelligence integration platforms, while supporting cross‑platform time synchronization to ensure seamless business collaboration.

VIII. Application Cases

China Academy of Launch Vehicle Technology, Tianma Telescope of the Chinese Academy of Sciences, Shenzhou‑14 Manned Spacecraft, Shanghai Academy of Spaceflight Technology, China Electric Power Research Institute, Institute of Physics of the Chinese Academy of Engineering, Institute of Automation of the Chinese Academy of Sciences, Institute of Oceanology of the Chinese Academy of Sciences, Institute of High Energy Physics of the Chinese Academy of Sciences, China Institute of Atomic Energy, Nanjing Institute of Astronomical Optical Technology of the National Astronomical Observatories, China Academy of Information and Communications Technology, Lanzhou Branch of the Chinese Academy of Sciences, Institute of Modern Physics of the Chinese Academy of Sciences, China Railway Scientific Research Institute, Instrument Research Institute of the Nanjing Astronomical Observatory of the Chinese Academy of Sciences, Xichang Satellite Launch Center, China Electronics Technology Group Corporation No. 54 Research Institute, the Tenth Research Institute of China Electronics Technology Group Corporation, the Eighth Research Institute of China Electronics Technology Group Corporation, the Fifteenth Research Institute of China Electronics Technology Group Corporation, the Thirty-Sixth Research Institute of CETC, the Xi’an Flight Automatic Control Research Institute of Aviation Industry Corporation of China, the Taiyuan Satellite Launch Center, the Beijing‑1 Satellite Ground Station, China Putian, Shanghai Lizheng Satellite Application Technology, the Shanghai Small Satellite Engineering Center, the Chongqing Transportation Science Research Institute of China Merchants Group, the Railway Research Institute, the Lanzhou Institute of Physics, the …th Research Institute of China Electronics Technology Group Corporation. 12 Research institutes, including the Shanghai Institute of Optics and Fine Mechanics of the Chinese Academy of Sciences and the Institute of Information Science, among others.

The choice of numerous departments and enterprises reflects recognition of Zhongxin Chuang’s products and services. As one of the earliest domestic high-tech enterprises to research and manufacture time‑frequency products, Beijing Zhongxin Chuang will continue to uphold… “ Innovative technology, serving a better life. ” Our mission is to collaborate sincerely with partners from all sectors, jointly achieving win-win outcomes and shared progress for both the enterprise and society.