Headquarters
- Address
- No. 912 Shiliang Road West, Shawan Town, Panyu District, Guangzhou
- sales@greatpower.net
- Phone
- +86 020 39196888
Global Office Directory
Direct contact channels for sales engineers, technical support, and partnership inquiries.
Sales Inquiry
Submit project parameters for a response from a sales engineer within one business day.
Asterisked fields are mandatory. Submitted data is treated as confidential.
Technical Support
Engineering Assistance for Existing Customers
Direct access to technical teams for system diagnostics, firmware updates, commissioning support, and warranty claims.
Technical Email
sales@greatpower.netSupport Hotline
+86 020 39196888Response Window
Monday – Friday, 08:30–17:30 (GMT+8). Critical field incidents escalated outside business hours.
What We Cover
System Diagnostics & Fault Analysis
Remote review of BMS logs, cell voltage trends, thermal anomalies, and communication errors across all product lines.
Commissioning & Integration
On-site or remote guidance for PCS pairing, grid synchronization parameters, and protection relay configuration.
Firmware & Protocol Updates
Version management for BMS firmware, Modbus/CAN mapping adjustments, and IEC 61850 profile revisions.
Warranty & RMA Processing
Claim intake, failure-mode documentation, and replacement logistics for cells, modules, cabinets, and containers.
Global Manufacturing & Distribution Network
12 manufacturing bases and 10 overseas offices support deployment in 50+ countries. Guangzhou headquarters coordinates full-chain production from cell to system integration.
Manufacturing BaseRegional Office
Locations of manufacturing facilities and regional sales offices.