on-site diagnosis
repair warranty
most jobs scheduled
all Shanghai
We come at a time that suits you, and common faults are fixed on the spot

Measure signal strength and interference point by point, map the dead zones, and deliver a plan and quote before any work.
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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.
Book nowMost jobs in Sheshan Town can be scheduled the same day, with our technician bringing full tools and parts
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.
Most jobs can be scheduled the same day; we confirm the time by phone.
Diagnose step by step, locate first, then quote
Unify SSID and password policy, quick password changes on staff turnover.
We determine the position and test the result on site — cheaper than trial-and-error buying.
Step-by-step checks of power supply, motherboard power, RAM seating and boot circuit.
Memory testing, drive health check, driver repair and thermal inspection.
On-site diagnosis is free; the final price follows the itemized quote after diagnosis, and you confirm before we repair
| Item | Price range | Notes |
|---|---|---|
| Dust cleaning & maintenance | RMB 80–150 | Includes internal cleaning and thermal paste |
| OS reinstall / optimization | RMB 100–150 | Includes drivers and common software |
| Hardware upgrade (RAM / SSD) | RMB 50–100 install | Parts can be sourced or brought by you |
| PSU replacement | RMB 150–400 | Depends on wattage and brand |
| Motherboard chip-level repair | RMB 300–800 | Power, short circuit, liquid damage |
| GPU repair / replacement | RMB 200–800 | Depends on model |
From the first call to acceptance and payment, in a few steps
Common parts are carried in the van; most faults fixed on the spot
Pay only when satisfied; 90-day repair warranty
Common parts and consumables are carried in the van; most fixed on the spot
Tell us the area, floors and where signal is poor; we call back within 30 minutes
From a single device to a whole office, all handled the same way

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 university-town faculties client working in Sheshan 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.
What you most want to know about on-site service in Sheshan
For anything involving storage, we back up or image it first. For recovery, we assess the success rate and confirm the cost before starting.
As fast as 30 minutes if close and traffic is light; most jobs scheduled the same day.
We diagnose first. Cleaning plus an SSD and RAM often gives a big speed boost, cheaper than replacing.
Yes. We can book one visit for several devices and handle them in a batch.
WeChat Pay or Alipay on site; business clients can get invoices for corporate payment.
Yes. Our technician brings tools, common parts and consumables; most jams, feed issues, faint print and clogged-head problems are fixed on the spot.
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 Sheshan Town, surrounding subdistricts and all of Songjiang