chip-level repair around Waigaoqiao FTZ and Kangqiao, Pudong — all covered.Tools and parts in the van.On-site across Waigaoqiao FTZ.
on-site diagnosis
repair warranty
bookable
all Shanghai
Our technician brings tools and common parts, aiming to fix it in one visit
No response to the power button, stuck at logo or rebooting — we check the EC and boot circuit, reflash firmware or replace the chip if needed.
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Photos before and after, an honest list of replaced parts on the invoice, and stress testing before handover.
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Circuit-level diagnosis pinpoints the fault to a specific circuit; we replace components rather than swapping the whole board, usually far cheaper than replacement.
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Screen distortion, black screens and no-power from dry GPU or bridge-chip joints are reballed on a rework station, with cooling improved at the same time.
Book nowDiagnose step by step, locate first, then quote
Circuit-level diagnosis to find the short, avoid further damage from more power.
Check BIOS, EC and bridge chip; reflash firmware if needed.
We do an independent diagnosis first — component repair if possible, board replacement only if genuinely necessary.
Test the battery, charge/discharge circuit and detection circuit.
Usually dry joints or aging components; redo soldering and run long stress tests.
Check the display cable, video memory and GPU core power.
On-site diagnosis is free; the final price follows the itemized quote after diagnosis, and you confirm before we repair
| Item | Price range | Notes |
|---|---|---|
| Charging / standby circuit repair | RMB 300–800 | Includes power jack and charging chip |
| EC / BIOS repair | RMB 200–500 | Firmware reflash or chip replacement |
| Board replacement (when truly unrepairable) | RMB 800–2500 | By model, old board may be credited |
| Data rescue | RMB 500–2000 | Success rate assessed first, cost confirmed before recovery |
| Reassembly & stress test | Included | Assembly, drivers and aging test before handover |
| On-site diagnosis | Free | No charge if not repaired, fault point explained |
| Motherboard chip-level repair | RMB 300–800 | Component-level repair of power, boot and port circuits |
From the first call to acceptance and payment, in a few steps
Power aging and stress tests to confirm stability before handover
Pay only when satisfied; 90-day repair warranty
Tell us the model, symptoms and any liquid exposure; we call back within 30 minutes
Circuit-level checks on site to locate the exact fault point
Component repair quoted where possible; board replacement explained clearly if needed
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 cross-border e-commerce client working in Kangqiao 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 international schools client in Zhangjiang Hi-Tech Park 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 Zhangjiang Hi-Tech Park, 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 Laptop Motherboard Chip-Level Repair in Pudong
No charge if it can't be fixed for technical reasons, and we explain the situation and options.
Genuine or compatible parts per your choice, with price and warranty on the invoice.
No response to the power button, liquid damage, black/distorted screen, won't charge, short circuits — these may all need it. Free on-site diagnosis locates the fault, then we tell you whether to repair components or replace the board.
Most component-level repairs are quoted far below board replacement. If it's genuinely unrepairable, we'll say so clearly and let you decide whether to replace or go another route.
Repair warranty is 90 days. Before handover we run power aging and stress tests, photograph before and after, and list replaced parts honestly on the invoice.
The sooner the better. Power off and don't keep powering it on; after stripping and de-corrosion most can be saved. Even with heavy board damage, drive data can usually be recovered separately.
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 35 subdistricts of Pudong
