on-site diagnosis
repair warranty
bookable
all Shanghai
No games: we tell you if it's fixable, and flag replacement parts upfront

Connection, speed and permission issues are fixed remotely, and new colleagues are trained as they onboard.
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We look at your broadband, router and devices before designing: lightweight for small teams, point-to-point for multi-store or HQ-branch.
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Deploy a VPN service on your network so staff can reach the office securely from home, travel or client sites, on Windows, Mac and phones.
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Open file sharing, ERP, OA and inventory — previously office-only systems — to remote staff by role.
Book nowDiagnose step by step, locate first, then quote
Check home-broadband uplink and access node, adjust and retest.
Size concurrency and bandwidth, upgrade access devices if needed.
Enable device binding and login alerts; suspend any time on anomaly.
Deploy a remote access tunnel and open internal apps by permission.
Check internal addresses, ports and permissions, get apps reachable.
Check uplink bandwidth, routing and encryption settings, retest speed.
On-site diagnosis is free; the final price follows the itemized quote after diagnosis, and you confirm before we repair
| Item | Price range | Notes |
|---|---|---|
| Remote support | From RMB 200/visit | Config changes and troubleshooting |
| Annual maintenance | Negotiable | Inspection + emergency + usage Q&A |
| Current-state assessment | Free | Network and device inventory + plan advice |
| Lightweight (up to 10 users) | From RMB 1500 | Includes device config and per-device client setup |
| Business (10–50 users) | From RMB 3000 | Includes tiered permissions, logging and training |
| Multi-site (HQ-branch) | From RMB 5000 | Priced by sites and bandwidth needs |
| Internal app access | From RMB 800 | File sharing, ERP and OA connected |
From the first call to acceptance and payment, in a few steps
Staff test connectivity and speed, learn daily use
Deliver an account list and usage notes; annual maintenance available
Tell us headcount, remote-work needs and current devices; we call back within 30 minutes
Look at broadband, router and network structure to pick the right approach
Confirm user count, systems to access and permission scope
We do a lot of this type of work, so diagnosis and spares are well covered

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 town clinics client working in Hengsha Island 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 aquatic-product processors client in Baozhen 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 Baozhen, 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 Business VPN & Remote Work in Chongming
Up to 10 users generally from RMB 1500, 10–50 users from RMB 3000, and multi-site by site count. We assess your network for free and give you a plan and quote to confirm.
Connection, speed and permission issues can usually be fixed remotely, from RMB 200/visit; annual-maintenance clients get support within the agreed scope.
Most cases just need one access device on the existing network; we assess first.
No — accounts are revoked the same day per process, with auditable access records.
Yes. Read-only or read-write permissions by role.
Yes — add accounts and assign permissions per the process.
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 18 subdistricts of Chongming