---
title: "Contact Great Power for Global Energy Storage Projects"
description: "Reach our 10 overseas offices in US, DE, SG, and more. Submit project details for fast quotes on large-scale or residential storage systems."
url: "/contact"
language: "en"
alternates:
  - { language: "es", url: "/es/contact" }
  - { language: "ru", url: "/ru/contact" }
---

## Global Office Directory

Direct contact channels for sales engineers, technical support, and partnership inquiries.

### Headquarters

- **Address:** No. 912 Shiliang Road West, Shawan Town, Panyu District, Guangzhou
- **Email:** [sales@greatpower.net](mailto:sales@greatpower.net)
- **Phone:** [+86 020 39196888](tel:+86 020 39196888)

### Guangzhou Great Power Energy and Technology Co., Ltd.

Full-chain solution: cell manufacturing to system integration. Global Tier 1 energy storage manufacturer.

2001

Founded

10,000

Employees

## 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.net](mailto:sales@greatpower.net)

Support Hotline

[+86 020 39196888](tel:+86 020 39196888)

Response 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.

[Submit a New Inquiry](/contact)[Product Documentation](/products)

## 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.

### Guangzhou HQ

Guangzhou Great Power Energy and Technology Co., Ltd.

No. 912 Shiliang Road West, Shawan Town, Panyu District, Guangzhou

[sales@greatpower.net](mailto:sales@greatpower.net)

[+86 020 39196888](tel:+86 020 39196888)

#### Export Markets

Germany, United States, Indonesia, Chile, Singapore, Vietnam, Türkiye, India, Spain, Japan, Malaysia, Azerbaijan, Belgium, Croatia, Netherlands, Switzerland, and Lithuania

[Request Quote](/contact)