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QQ 2735171147
Contact usPre-sales
Our pre-sales team helps you pick the right solution for your workload.
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QQ 318760367
Contact usBusiness email
pust@hongsuyuntech.cn
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We will handle your request promptly
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Group https://qm.qq.com/q/D3Vcwo1Lr2
Join groupAfter-sales
Technical support for configuration, network issues, protection and more.
Ticket support
Open a ticket for tracked, fast follow-up
Open a ticketQQ after-sales
Business QQ: 2735171147
Contact usQQ after-sales
QQ 318760367
Contact usBusiness email
You can attach files to describe the issue
Send emailHelp Center
FAQs and user guides
Go to help centerOffice address
You are welcome to visit us — we are ready to help.
FAQ
Quick answers to common questions about our products.
How soon is a server provisioned after purchase?
After payment, provisioning is automatic — usually within 1–5 minutes with a notification.
Which operating systems are supported?
Major Linux distros (CentOS, Ubuntu, Debian, etc.) and Windows Server, with one-click reinstall.
Can I upgrade resources anytime?
Bandwidth and specs can be upgraded; see cart and client area for options and pricing.
How do I contact technical support?
Use tickets or the contacts on this page. For urgent issues, open a ticket for the fastest response.
Why is bandwidth not fully utilized?
Open a ticket — our ops team can help check local network, app limits and datacenter routes.
What is the refund policy?
See the refund section in our terms, or contact us on this page for details.