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24/7 service guarantee

China–Singapore’s innovative products boast superior quality, excellent service, rich functionality, and proven reliability and durability, delivering precise timekeeping for over 20 years. Upholding our corporate mission of “Innovation, Technology, and Serving a Better Life,” we strive to become a creator of exceptional quality, guided by the principle “Neutron seconds your life.” We work in sincere collaboration with partners from all sectors to achieve mutual success and shared progress for both our company and society.

After-sales Service Commitment

We boast a dedicated, in-house R&D team and robust technical expertise, ensuring that our products are technologically advanced, functionally safe, and highly reliable. As a technology‑driven enterprise, we consistently embed the principles of “innovation, quality, and service” across every stage—R&D, manufacturing, customer support, and management. Developing and producing network products with proprietary intellectual property and core technologies is our ultimate goal, while delivering honest, comprehensive services remains our unwavering business mission.

Content	Service Requirements Standard
Warranty period	Three-month exchange and three-year warranty
Spare parts supply	Can provide no less than 10-year spare parts supply
Emergency Remedial Measures	When the network time server malfunctions, Zhongxin Chuang provides a complimentary replacement unit to ensure uninterrupted service under all circumstances.
On-site warranty and Technical Support Service Standards	Provide 24/7 telephone support, with a substantive response to users’ preventive maintenance requests within two hours, ensuring timely resolution of issues during system operation. Question. For fault‑related repairs requested by users, in… Propose a solution within 5 minutes and provide a substantive response within 30 minutes, and Time-resolved system Operational issues
	Within the Beijing area, after the fault has been confirmed Transportation and repair parts will arrive within 2 hours. On site, Restore system operations within 4 hours.
	A fault in an out-of-town region, Transportation of repair parts to the site within 24 hours, Completely resolve equipment malfunctions within 48 hours.
	If the fault cannot be rectified within the prescribed time, the service provider shall provide a free replacement.
On-site inspection	Conduct on-site inspections of Beijing products on a quarterly basis.
On-site inspection	Conduct remote inspections of off-site products on a quarterly basis.
Training Plan	Our party shall be responsible for guiding the installation and commissioning until acceptance is passed, ensuring that all equipment—both software and hardware—meets the actual on-site conditions. Its… Software and hardware technologies are standardized and open. We provide comprehensive training services, including communication and discussions with the customer’s technical department, as well as according to… Conduct centralized on-site training for personnel at the designated time and location, in accordance with the customer’s requirements.
After the warranty period	After the warranty period, if the product malfunctions, only the cost of replacement parts will be charged; no additional fees will be applied. Any other fees
Equipment Upgrade	The quoted prices for the provided expansion and upgrade equipment shall not exceed the current quotation for such equipment. If software upgrades are required, we commit to providing upgrade recommendations at no additional cost. Feti For the upgraded version and corresponding support services. The purchaser requires a custom solution. The sequence is free in principle.