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Contact us

Start with the network to unlock more effective compute

If you are planning a new cluster, upgrading an existing network, diagnosing performance issues, or building an intelligent operations system, contact us by email, phone, address, or WeChat official account.

Areas of collaboration

These are the problems we can solve together

New AI computing clusters

Design the networking architecture from traffic, scale, and hardware conditions.

Cluster network upgrades

Locate congestion and idle-time issues, then evaluate a ZCube migration and architecture upgrade path.

Performance diagnosis and tuning

Analyze bottlenecks across frameworks, communication libraries, network, hosts, and storage.

Intelligent operations

Build unified observability, root-cause localization, and an Agent operations loop.

Contact methods

Choose the way that works for you

Whether you need project consulting, a solution discussion, or a business partnership, we look forward to connecting.

Company email

For business inquiries, project collaboration, and other company matters, please email us.

contact@harnets.ai

Company phone

For a faster discussion of project needs or partnership matters, please call us.

18964063302

Company address

If you would like to visit, please schedule in advance by email or phone.

5F, Building A7, 200 Tianlin Road, Xuhui District, Shanghai

Follow us

Follow the official account and leave a message

Get ZCube technical updates, customer case studies, and industry event news on the WeChat official account, or leave a message describing your collaboration needs.

Please include cluster scale, GPU type, current architecture, workload, and the problem you want to solve so the team can understand the request quickly.

HARNETS WeChat official account QR code
Careers

Join HARNETS

Open roles in Beijing and Shanghai. Send your resume to hr@harnets.ai.

View openings