1. EAST Launches 2 GWh Sodium-Ion Storage Project

On May 29, EAST officially commissioned its Phase II 2 GWh advanced energy storage manufacturing project in Linze County, Zhangye, China.

The facility is the country’s first large-scale sodium-ion battery production line, manufacturing 50 Ah, 160 Ah, and 118 Ah sodium-ion cells for UPS energy storage, automotive start-stop systems, and marine applications.

2. CATL Launches World’s Largest Energy Storage Testing Platform

On June 1, CATL officially launched the world’s largest and most comprehensive energy storage system (ESS) testing and validation platform at its headquarters in Ningde, China.

The platform covers the entire ESS value chain, including battery cells, Battery Management Systems (BMS), Power Conversion Systems (PCS), and system integration. It supports testing and certification for grid-scale, commercial & industrial (C&I), and residential energy storage applications.

3. T1 Energy to Acquire KORE Power for USD 32 Million

Recently, U.S. solar company T1 Energy signed a definitive agreement to acquire battery storage manufacturer KORE Power in a USD 32 million deal expected to close in Q2 2026.

The acquisition mainly targets KORE Power’s NRI division, which focuses on utility-scale energy storage and has delivered more than 1,100 projects. After the acquisition, the business will be rebranded as T1 NRI.

The deal marks T1 Energy’s official entry into the battery energy storage sector and strengthens its integrated solar-plus-storage supply chain in the United States.

4. Invergy Launches 3 GWh ESS Manufacturing Facility in India

On June 2, Indian company Invergy commissioned a fully automated 3 GWh battery energy storage factory in Dasna, Uttar Pradesh.

With an investment exceeding USD 200 million, the facility manufactures LFP battery packs, energy storage systems, and photovoltaic inverters for residential, C&I, and utility-scale applications. It is now one of India’s largest ESS manufacturing facilities.

Its parent company, GP Eco Solutions, also reported strong year-on-year growth in both revenue and net profit this fiscal year.

5. Bulgaria Becomes Global Leader in Battery Storage Penetration

On June 2, battery energy storage systems accounted for 16% of Bulgaria’s total power capacity, ranking first globally.

Over the past two years, Bulgaria’s energy storage sector has attracted EUR 2 billion in investment, mainly from private capital, with additional support from the European Union’s Recovery and Resilience Facility.

The country’s expanding storage capacity is playing an increasingly important role in balancing renewable electricity across neighboring regions.

6. Pylontech Reports 1,177 MWh Shipments in Q1 2026

On June 3, Pylontech announced that its Q1 2026 shipments reached 1,177 MWh, representing a year-on-year increase of 193.57%.

The growth was driven by rising demand in mature overseas markets, expansion into emerging regions, and continued momentum in China’s domestic energy storage and battery-swapping businesse.

7.  SNEC 2026 Records Over 90 GWh in Energy Storage Agreements

From June 3-5 at SNEC 2026 in Shanghai, energy storage surpassed solar PV as the main attraction for the first time. Over 3,000 companies from 95 countries participated, with major players including CORNEX, Ganfeng Lithium, EVE Energy, Hithium, Pylontech, CATL, and Huawei, Digital Power launching new products and signing strategic deals.

According to incomplete industry statistics, intended contracts exceeded 90 GWh in just three days — far above the ~40 GWh from the same period in 2025 — comprising roughly 60 GWh utility-scale, 25 GWh C&I, and 5 GWh residential storage. Signing parties included domestic and international state-owned energy enterprises, grid companies, large-scale EPCs, and overseas storage developers.

This milestone signals the industry's shift from "PV-centric, storage-as-support" model to a new era of "equal emphasis on solar and storage, with storage taking the lead."

8. Hyperstrong Secures Major Energy Storage Orders Across Europe

• Recently, Hyperstrong secured more than 1 GWh of energy storage orders across Southeast Europe.

• In Romania, the company will deploy utility-scale projects totaling more than 900 MWh, while Croatia and Serbia signed assitional utility-scale and C&I storage projects totaling 75 MWh.

• Meanwhile, HyperStrong also secured nearly 550 MWh of new orders across Central and Western Europe.