China completes first full-scale underwater pumped storage trial at 65 m depth
DEC’s “Dongchu No. 1” prototype completed more than 100 charge-discharge cycles at 65 meters depth in a freshwater lake.
China switches on world’s first GWh-scale supercapacitor-energy storage project
The 500 MW/1 GWh Jiayuguan NingSheng project combines lithium batteries and supercapacitors to support grid stability and renewables integration.
China to abolish solar export tax rebates in April
China will scrap value-added tax export rebates for PV products from April 1, 2026, while cutting battery rebates ahead of a full phaseout, raising export costs for manufacturers and potentially pulling shipments forward into early 2026.
Rising silver prices drive China’s Longi shift to copper-metallized solar cells
China’s Longi says it will begin mass production of base-metal PV modules in the second quarter of 2026 as rising silver prices intensify pressure to reduce metallization costs.
JA Solar, Trina Solar tie for top spot in Wood Mackenzie ranking
Wood Mackenzie’s first-half 2025 solar module ranking places JA Solar and Trina Solar jointly at No. 1 and introduces a new “Grade A” benchmark aimed at procurement and project finance decisions.
China wafer leaders lift quotes as 2026 module prices may hit CNY 1/W
China’s top wafer makers raised prices on key n-type formats, signaling potential module price rises toward CNY 1 ($0.14)/W in 2026 amid efforts to curb loss-making competition.
Trina Solar posts new milestones for tandem efficiency, module power
Trina Solar says new certified results in perovskite-crystalline silicon tandem cells and modules demonstrate progress toward industrial-scale next-generation PV.
Trina Solar completes sale of 5 GW U.S. module plant to T1 Energy
Trina Solar has completed the sale of its 5 GW US solar module factory to T1 Energy, exiting direct manufacturing while retaining a minority equity stake.
Astronergy launches 750 W anti-dust TOPCon solar module
The Chinese manufacturer said its new Astro 7 TOPCon module features an innovative self-cleaning frame and a power conversion efficiency of 23.2%.
Huasun unveils 770 W, 2,000 V heterojunction solar module
The Chinese manufacturer said the higher-voltage design of the new module reduces cable, combiner, pile-foundation, and land-use requirements, delivering balance-of-system savings of up to CNY 0.15 ($0.012)/W in western China. The module offers a power output of 730 W to 770 W and a conversion efficiency of up to 24.8%.
