Welcome to Shenzhen Sumring Technology Co., Ltd.
+86 136 7899 9834 info@sumring.com
EN

NEWS

Home NEWS
29
2023-06
Residential Fire Alarm Systems
Residential Fire Alarm Systems
residential fire alarm system
24
2023-06
How do fas fire alarm systems operate ?
How do fas fire alarm systems operate ?
fas fire alarm systems
13
2023-06
Why use a apartment building fire alarm system?
Why use a apartment building fire alarm system?
08
2023-06
Why use a apartment building fire alarm system?
Why use a apartment building fire alarm system?
smoke detector and fire alarm system
03
2023-06
What is the main difference between conventional and addressable fire panel ？
What is the main difference between conventional and addressable fire panel ？
29
2023-05
What is a conventional system（fas panel）?
What is a conventional system（fas panel）?
20
2023-05
What is a two wire fire alarm system ？
What is a two wire fire alarm system ？
15
2023-05
how’s the smoke detector control panel ？
how’s the smoke detector control panel ？
smoke detector control panel
09
2023-05
what’s the benefits of a networked fire alarm system ？
what’s the benefits of a networked fire alarm system ？
fire alarm system
04
2023-05
How does a conventional fire control panel system work?
How does a conventional fire control panel system work?
28
2023-04
Do you know the difference between hardwired and independent smoke detectors?
Do you know the difference between hardwired and independent smoke detectors?
hardwired photoelectric smoke alarms
23
2023-04
Some frequently asked questions about 10 year life smoke detectors
Some frequently asked questions about 10 year life smoke detectors

Let's Discuss Your Project

Contact us for quick advice, and to meet your needs with maximum efficiency!

    1. How long it will takes to delivery ?
    Typically, small items shipped via air freight take 5–7 days, while large items shipped via sea freight take 30–50 days. These timeframes may be subject to delays caused by force majeure factors, such as adverse weather conditions and public holidays.
    2. What payment methods does your company accept?
    Typically, we support payment methods: T/T, L/C, Western Union, D/P, D/A, and PayPal.
    3. How long is the warranty time of the products?
    The warranty period is 2 years from the factory,if there are individual quality problems, we will replenish the customer in the next batch of orders.