Service PolicyCurrent Location :Home > Service Policy

Service Summary
We adhere to the principle that "Quality is Essential, Development is Paramount", and provide 1 year of free after sales services, including hardware maintenance services (except artificial damage); software version upgrading; database upgrading;
We strive to provide timely responses to issues with timely follow-up and treatment in accordance with policy;
We offer a service telephone hotline, remote maintenance and field services, as needed in accordance with policy.


In summary, our Standard Warranty includes:

1 year hardware maintenance;
1 year software upgrades;
1 year on-site support and non-product issues on-site service 3 times;
7 days * 8-hour telephone technical support response within 4 hours, 7 days * 24 hours E-mail technical support.

What We Do
Watch Parts
Printer Components
Telecom Equipment
Plastic Tubing
Automotive Parts
Medical Equipment
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Contact Us
  • Address: No. 28, North Road, Rentian Industrial Zone, Rentian Community, Bao'an District, Shenzhen, Guangdong, China
  • Sam:139-0292-3348
  • Phone: 0755-29502418
  • Fax: 0755-29502948
  • E-mail: sumshun818@vip.163.com
  • E-mail: jorgen@sumshun.net
  • www.sumshun.com
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