Project Name

Chongqing Bank Clock Server Procurement and Deployment Project

Case Details

As a key regional joint-stock commercial bank in Southwest China, Chongqing Bank operates across multiple business segments, including personal banking, corporate banking, and financial markets, and maintains numerous branches and tens of thousands of terminal devices. With increasingly stringent regulatory requirements for transaction compliance and data security, the bank’s existing time‑synchronization system could no longer meet the demands for millisecond‑level precision and highly reliable operation. Leveraging its deep technical expertise and extensive industry experience in the time‑frequency domain, Beijing Zhongxin Chuang Technology successfully won the contract, enabling Chongqing Bank to establish a unified, secure, and reliable time‑synchronization infrastructure spanning all business domains. The project spanned… 30 Complete the core data center deployment, branch node integration testing, and full-system acceptance within the specified timeframe. , becoming a benchmark case for regional banks’ time‑synchronization upgrades.

Deep Industry Expertise and Customer Recognition

After a long… 22 After years of dedicated industry expertise, Beijing Zhongxin Chuang Technology has established a strong corporate reputation and brand image in the financial time‑synchronization sector. Backed by stable product performance, compliant solutions, and professional technical services, it has earned widespread recognition across the industry. Its portfolio includes… DNTS-9 Series time servers have become one of the preferred solutions for the financial industry in building high‑precision, highly reliable time‑synchronization networks, with successful deployments spanning banks, securities firms, insurance companies, clearing centers, and other types of financial institutions. Our clients include the People’s Bank of China, China Construction Bank, China Merchants Bank, CITIC Bank, Shanghai Pudong Development Bank, Postal Savings Bank of China, Shanghai Clearing House, China Asset Management, Taikang Insurance, Huatai Securities, the Credit Reference Center of the People’s Bank of China, Shanxi Securities, Lianghe Rural Commercial Bank, Hankou Bank, Yingda Taihe Life Insurance, Xinhua Asset, Jianxin Trust, Hubei Bank, Lishui Rural Commercial Bank, Yingda Property & Casualty Insurance, Tangshan Bank, Zhuhai CR Bank, Xingfu Life Insurance, Baoding Rural Commercial Bank, and many other leading institutions. To date, we have implemented over… projects across the financial sector. 500 …, thereby establishing mature industry-specific solutions and implementation frameworks.

Procurement Products

NTP Network Time Server (Model: DNTS-9 ), containing GNSS Dual-satellite receiver (BeiDou-3), dual-antenna redundancy configuration, DNTS Manager Centralized management software suite, with配套 30 A complete set of accessories, including the MiGao high-sensitivity timing antenna, mounting brackets, and lightning arresters for the antenna feed line.

Product Introduction

DNTS-9 It is a domestically developed, indigenous‑innovation time server independently researched and developed by Beijing Zhongxin Chuang, based on the LoongArch architecture. / Hai Guang CPU , Yangtze Memory Technologies SSD , Changxin / Built with domestically produced core hardware such as Ziguang memory, it is fully compatible with the Xinchuang ecosystem and has been recognized by the Chinese Academy of Sciences. Country Authoritative testing and certification by the Time Service Center and the Ministry of Industry and Information Technology’s Tail Laboratory, as well as… ISO9001 Quality management system certification. The product meets industry standards. “6 Can ” The assurance mechanism, along with its core performance and functions, is as follows:

1. High-precision timing capability: GNSS Internal synchronization accuracy in reference mode 20ns， NTP Time synchronization accuracy reaches 5us , supports BeiDou-3 multi-frequency reception and tracking sensitivity - 166 dBm , enabling stable satellite signal acquisition even in complex environments;
2. High-reliability operational design: Built-in domestically produced aerospace-grade rubidium atomic clock (timekeeping accuracy better than 50ns/day ), automatically switches to holdover mode when satellite signals are lost, MTBF reach 90000 hour;
3. Security Protection: Supported MD5/SHA Certification, AES/DES/SM2-SM4 Encryption, dual encryption of core firmware + Quadruple signature protection, featuring access control and black-and-white list mechanisms, as well as… syslog Remote auditing capabilities to prevent time tampering and network attacks;
4. Intelligent management features: automatic client identification, one-click system status diagnostics, tiered user management, and support for periodic log exports. Excel , through syslog/SNMP/email Multi-channel alerting, enabling simultaneous monitoring of thousands of servers and tens of thousands of clients;
5. Flexible adaptability: supports IPv4/IPv6 Dual-stack, equipped with 1-14 1 Gigabit Ethernet port (optional) 10GbE SFP Port), compatible Windows/Unix/Linux Supports mainstream systems and meets the requirements of distributed network architectures.

Customer requirements

1. To meet financial industry regulatory requirements, the trading system must achieve millisecond‑level time synchronization accuracy, ensuring that transaction log timestamps are compliant and traceable. ；
2. The core business systems—including core transaction processing, risk control management, and electronic banking—must achieve enterprise-wide time synchronization and support the synchronization requirements of tens of thousands of terminal devices in a distributed architecture.
3. It features high reliability and a redundant design, ensuring high‑precision timekeeping even when satellite signals are interrupted, thereby guaranteeing continuous business operations.
4. Provides comprehensive security protection mechanisms to prevent time tampering, network attacks, and other security risks, while supporting identity authentication and access control.
5. Compatible with existing IT Architecture, support IPv4/IPv6 Dual-stack support and mainstream network management protocols enable remote monitoring and operations.

Solution

1. Core equipment deployment: adopts DNTS-9 Domestication of the model and indigenous innovation NTP Server, configuration for BeiDou dual-satellite reception and antenna design. 72 Channel GNSS The receiver ensures stable signal acquisition in complex environments.
2. Time synchronization architecture: adopts “ Core Layer - Access Layer ” In the secondary deployment mode, the core data center deploys active‑standby dual‑machine hot standby, through… NTPv4 Agreement to the entire bank 32 branch offices, 500 more than a dozen business outlets and 8 Over ten thousand terminals provide time services, with synchronization accuracy within the local area network reaching 0.03-2ms；
3. Punctuality Assurance Mechanism: Built-in high-precision equipment Rubidium atomic clock , automatically switches to holdover mode when satellite signals are lost, in conjunction with RAID1 Hard drive redundancy and dual power supply configuration ensure 7×24 Hourly continuous time dissemination;
4. Security Protection Configuration: Enabled MD5/SHA Certification, AES and SM2-SM4 National cryptographic encryption, with three levels of user permissions (standard account) / Management Account / Super administrator), configure password complexity validation and account lockout-on-timeout features, and support 10 Audit and traceability of ten thousand logs;
5. Centralized Management Platform: Deployment DNTS Manager Centralized management software that provides visual monitoring of the operational status of all servers across the entire infrastructure, remote configuration, firmware upgrades, and alert notifications, while supporting client‑side synchronization of status metrics and log export for analysis.

Implementation Effectiveness

1. Time synchronization accuracy meets the standard: The terminal time synchronization error across all core business systems is kept within 0.1 ms Within this timeframe, the transaction log timestamps fully comply with financial regulatory audit requirements, by… CNAS/NTS Time service center compliance testing;
2. The system operates stably and reliably: after the equipment is brought online, it achieves… 7×24 It can operate continuously for hours without any service interruptions caused by time‑synchronization anomalies, and in the event of satellite signal loss, its timing accuracy remains at the microsecond level, thereby meeting business continuity requirements.
3. Enhanced Security Protection: Multi-layered encryption and identity authentication mechanisms effectively mitigate timing attack risks, while the log retention feature meets 6 Audit requirements for a period of one month or longer, with network security protection levels meeting the Level 3 standards of the financial industry;
4. Operational Efficiency Optimization: A centralized management platform enables unified monitoring and remote operations for all devices across the entire jurisdiction, reducing on-site maintenance workload. 80% , improved operations and maintenance response efficiency 40% , annual operational and maintenance costs reduced 30%；
5. XinChuang Compatibility Compliance: The product is entirely built on domestically produced hardware and operating systems, ensuring compatibility with the bank’s existing XinChuang environment. IT Architecture, laying the foundation for the subsequent full-system information technology innovation upgrade;
6. Scalability advantages are evident: the system supports access from tens of thousands of clients, ensuring it can meet the bank’s future needs. 3-5 The time synchronization requirements for annual branch expansion and business system upgrades.