on-site diagnosis
repair warranty
most jobs scheduled
all Shanghai
We diagnose step by step on site, locate the real fault, then quote
Read-only imaging before recovery to avoid further damage. Clicking drives are opened in a cleanroom.
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On-site survey to place points, with cameras, storage and remote viewing set up in one go.
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Points planned by workstation, neatly run, tested and labeled before handover.
Book nowMost jobs in Hunan Road can be scheduled the same day, with our technician bringing full tools and parts
On-site diagnosis is free; we only start after you approve the quote.
You pay only after you're satisfied; repairs carry a 90-day warranty.
We can come after hours or on weekends so we don't interrupt your work.
Diagnose step by step, locate first, then quote
Re-bind and tidy, leaving airflow and maintenance space.
Stop writing, scan residual indexes and restore the original folders.
Rebuild the partition table, then scan the file structure to restore folders.
Power off immediately; open in a cleanroom, swap heads, then image.
On-site diagnosis is free; the final price follows the itemized quote after diagnosis, and you confirm before we repair
| Item | Price range | Notes |
|---|---|---|
| Old-PC data migration | RMB 100–300 | Full-disk clone or selective migration |
| Survey & plan | Free | Survey + point design + budget quote |
| HD camera installation | RMB 200–500/channel | Includes mount, tuning and 1-year warranty |
| NVR / DVR install | RMB 300–1500 | Includes drive setup and recording policy |
| Surveillance drive | RMB 300–1500 | 1TB–8TB, sized by retention days |
| POE switch | RMB 200–1500 | 4–24 ports, configured |
From the first call to acceptance and payment, in a few steps
No charge if nothing recovered, plus a backup plan
Tell us the site and rough scale; we call back within 30 minutes
Measure the site, place points, deliver a plan and budget
You confirm before work; no mid-job price changes
From office towers, parks and chain stores to homes — bookable across the city
The client used to call only when something broke, and faults kept recurring. After asset records and scheduled inspections, the number of service calls dropped noticeably.
The client moved into a new office in Tianlin, with devices and cabling to re-organize. We tested and numbered each device and delivered an equipment list at handover.
The same problem had been handled twice elsewhere without a fix. We re-diagnosed to find the real cause, and after repair it stayed stable for a week of observation.
What you most want to know about on-site service in Hunan
Set up automatic local plus off-site backups — a few hundred RMB covers most risks. We can configure it for you after recovery.
Most logical-fault drives can; clicking drives should be replaced and backed up first.
Set up automatic local plus off-site backups — a few hundred RMB covers most risks.
It depends on the number of points and equipment. A small shop with 4–8 channels is usually a few thousand RMB; offices and plants are priced by points and cabling difficulty. The survey is free — we give you a plan and budget first.
As fast as 30 minutes if close and traffic is light, most jobs scheduled the same day. Survey is free and there's no charge if you don't like the plan.
Yes. We use low-light or infrared models and add lighting if needed, adjusting angle and focus to the actual light, and verify night performance at acceptance.
Describe the device and the symptoms; our technician brings the right tools and common parts. Diagnose first, quote after, and repair only once you approve.
WeChat ID: 17887942669
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On-site in Hunan Road, surrounding subdistricts and all of Xuhui
