With CATL and HyperStrong’s 60GWh sodium-ion battery deal announcement yesterday, it’s an ideal time to look at the different sodium-ion cell chemistries and battery products available for BESS today.

Sumitomo Electric will supply a vanadium redox flow battery (VRFB) energy storage system to enable grid integration of wind energy in Hokkaido, northern Japan.

PV inverter manufacturer and energy storage system integrator Sungrow has re-filed its listing application to the Hong Kong Stock Exchange (HKEX).

Battery manufacturer CATL and system integrator HyperStrong have entered into a 60GWh sodium-ion battery order deal, which CATL said marks a ‘turning point in the industrialisation of sodium-ion batteries’.

TotalEnergies is pushing ahead with a co-located battery storage and gigawatt-scale wind project in Kazakhstan, Central Asia.  

China exported 84.1GWh of batteries in the first quarter of 2025, of which around one-third was for stationary storage.

HD Renewable Energy and utility Tokyo Gas signed a deal for two large-scale projects in another busy week for Japan’s growing battery storage market.

On 16 April, battery storage solutions provider Sigenergy was listed on the Hong Kong Stock Exchange (HKEX) under the stock code 06656.HK.

Energy storage firm Guoxia Technology (02655.HK) has released its first full annual report since listing on the Hong Kong Stock Exchange late last year.  

Energy Vault has entered what it has described as “one of the world’s fastest-growing energy storage markets,” acquiring a portfolio of development projects in Japan.