on-site diagnosis
repair warranty
bookable
fastest arrival
Our technician brings tools and common parts, aiming to fix it in one visit

Step-by-step diagnosis of power, motherboard, GPU and cooling, with on-site replacement of PSU, motherboard and thermal parts.
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Laser printer repair for all major brands — jams, feed issues, faint print, black lines and noise, with fuser and pick-up roller replacement on site.
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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.
Book nowFirst locate the real fault, then quote
Drum, wiper blade and fuser film inspected and replaced, optics cleaned.
Head cleaning and unclogging, head replacement and calibration if needed.
Ink path repair, CISS air purge, chip reset or cartridge replacement.
Scanner and document feeder repair, re-configure scan-to-PC and scan-to-email.
Port, sharing, wireless and default-printer settings checked one by one.
Diagnose by brand error code; gear, fuser and sensor service.
On-site diagnosis is free; the final price follows the itemized quote after diagnosis, and you confirm before we repair
| Item | Price range | Notes |
|---|---|---|
| RAID array recovery | From RMB 2000 | Quoted by disk count and RAID level |
| Backup solution setup | From RMB 300 | Local + off-site, automated |
| 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 |
From the first call to acceptance and payment, in a few steps
Make a full image first, then recover from the image
Check folder by folder, confirm files open correctly
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
Real scenarios from this area, for your reference

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.

The client needed to operate normally during the day, so we came after hours. Several staff worked in parallel and finished testing and cleanup before closing.

A community pharmacies client working in Songbao had devices failing and holding up progress. We visited by appointment and handled them in groups, restoring normal use the same day and logging the devices into a table.

A auto-service stores client in Dachang had a device go down suddenly. We judged the fault direction by phone, and our technician brought matching parts and completed repair and testing the same day.

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 Dachang, with devices and cabling to re-organize. We tested and numbered each device and delivered an equipment list at handover.
What you most want to know about on-site service in Baoshan
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.
Yes. After install we configure phone and PC viewing, a unified platform for multiple stores, and role-based access.
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 across all 12 subdistricts of Baoshan