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

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.
Book nowMost jobs in Huaxin 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
Size concurrency and bandwidth, upgrade devices or adjust policy if needed.
Set up point-to-point networking between branch and HQ.
Encrypted tunnel + tiered permissions + firewall policy, tightened together.
Open mobile permissions and file-type limits one by one.
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 |
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
From office towers, parks and chain stores to homes — bookable across the city

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 exhibition and logistics firms client working in Huaxin 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 Business VPN & Remote Work in Huaxin
Most of the time, yes. Ordinary broadband doesn't allow outside access to the intranet by default, and exposing ports directly is risky. The solution uses an encrypted tunnel to safely open the intranet to designated people.
Windows, Mac, phones and tablets. Desktops and laptops just need the client installed; staff can check approvals and documents on their phones too.
No. On-site work starts by looking at the existing structure and bandwidth, and we schedule the switch after hours or on weekends, testing each part before handover.
Access runs over an encrypted tunnel, permissions are tiered by role, access is logged, and anomalous logins trigger alerts. Data never sits on third-party platforms — it stays on your own equipment.
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.
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 Huaxin Town, Qingpu, surrounding subdistricts and all of Qingpu