on-site diagnosis
repair warranty
most jobs scheduled
all Shanghai
We diagnose step by step on site, locate the real fault, then quote

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.
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Rack cable management, UPS replacement, environment monitoring and lightning protection — new builds and upgrades alike.
Book nowMost jobs in Fengpu Subdistrict can be scheduled the same day, with our technician bringing full tools and parts
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.
Business clients get repair invoices and itemized records for reimbursement.
Diagnose step by step, locate first, then quote
Label and dismantle, transport, re-mount and re-cable, power-up acceptance.
Add environment monitoring and remote viewing with phone alerts.
Adjust device spacing and airflow, add supply air if needed.
Run an internal-resistance test, replace the battery bank and load-test.
On-site diagnosis is free; the final price follows the itemized quote after diagnosis, and you confirm before we repair
| Item | Price range | Notes |
|---|---|---|
| Surveillance drive | RMB 300–1500 | 1TB–8TB, sized by retention days |
| POE switch | RMB 200–1500 | 4–24 ports, configured |
| Cable runs | RMB 30–80/point | Cat6, connectors, labeling and testing |
| Fiber splicing | From RMB 50/point | Includes termination box and test |
| Smart analytics | From RMB 500/channel | Plate recognition, face recognition, intrusion alert |
| Annual maintenance | Negotiable | Inspection + emergency repair + upgrades |
From the first call to acceptance and payment, in a few steps
Pay after acceptance; 1-year equipment warranty
Neat runs, termination and labeling, minimizing office disruption
Test continuity and performance at every point, rework on the spot if anything fails
Point map + test record, 1-year workmanship warranty
From office towers, parks and chain stores to homes — bookable across the city

The client moved into a new office in Situan, 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.

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.
What you most want to know about on-site service in Fengpu
Critical equipment is kept powered where possible, and any required downtime is agreed in advance. We lay out the steps, you confirm, and we power up and verify item by item.
Generally every 3–5 years, depending on environment and internal-resistance readings. We measure resistance during inspection and remind you early, so you're never caught by an alarm.
Yes. Rack cable management, patch tidying and labeling alone can be booked, and we take photos for your records.
Critical equipment stays powered where possible; required downtime is agreed in advance.
Generally 3–5 years; we test internal resistance during inspection and remind you early.
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.
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 Fengpu Subdistrict, surrounding subdistricts and all of Fengxian