China Solar PV News Snippets: Sineng Electric Completes ‘Single-Transmission, Dual-Reception’ Inverter Tests & More

Jolywood to retrofit TOPCon lines to cut silver use; LONGi CTO publishes Nature Sustainability article on PV and food security; Solargiga module capacity utilization <43%; FGG PV glass revenue down.
Sineng Electric Completes 1st ‘Single-Transmission, Dual-Reception’ Inverter Tests
Sineng Electric has completed on-site joint commissioning tests of its ‘single-transmission, dual-reception’ inverter solution in Heze, Shandong province.(Photo Credit: Sineng Electric)
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Sineng Electric Completes 1st ‘Single-Transmission, Dual-Reception’ Inverter Tests

PV inverter manufacturer Sineng Electric has completed on-site joint commissioning tests of its ‘single-transmission, dual-reception’ inverter solution in Heze, Shandong province. Sineng claims to be one of the first companies in the sector to complete this verification.

The solution combines the company’s in-house data collection stick with SN series inverters and validated remote dispatch adjustment, remote control, telemetry, and remote signaling functions under field conditions.

The concept enables PV inverters to simultaneously transmit generation data to the main grid dispatch center and the user cloud platform, supporting real-time grid control and transparent user-side monitoring. Shandong province began promoting the technology for distributed PV projects in January 2026 to strengthen real-time monitoring and regulation capabilities.

Recently, the Gushanliang 300 MW/1,200 MWh grid-forming hybrid energy storage station in Ordos, supplied by Sineng Electric, completed full-process testing and entered commercial operation (see China Solar PV News Snippets).

Jolywood to Retrofit TOPCon Cell Lines to Cut Silver Usage

Solar manufacturer Jolywood plans to carry out a silver-reduction retrofit at its TOPCon solar cell plant in Shanxi province’s Shanxi Transformation and Comprehensive Reform Demonstration Zone.

The facility has 16 GW of TOPCon cell capacity, with 3 production lines scheduled for upgrades between March and November. The retrofit will add automated loading and unloading systems for sintering furnaces, laser equipment, and related production tools to enable the production of modified TOPCon cells.

With this retrofit, the company expects to cut silver paste costs by ~35% and manufacturing costs by RMB 0.06/W, amounting to monthly savings of about RMB 9 million.

Nature Sustainability Publishes LONGi Founder Li Zhenguo’s Article: Photovoltaics for food security
Nature Sustainability Publishes LONGi Founder Li Zhenguo’s Article: Photovoltaics for food securityLONGi

LONGi CTO Publishes Nature Sustainability Article on PV and Food Security

Zhenguo Li, Founder and Chief Technology Officer of LONGi, has published an article in Nature Sustainability titled Photovoltaics for Food Security, exploring the role of solar PV in strengthening global food supply resilience.

The article outlines 2 pathways. The first proposes using solar power to produce green hydrogen, combining it with CO2 to synthesize green methanol, and converting the methanol into starch, suggesting that deploying PV across 3.7% of the Sahara Desert could theoretically support the synthesis of 3 billion tonnes of food.

The second pathway proposes a PV-driven energy-water-food system integrating desert solar deployment, shading to reduce evaporation, seawater desalination, and water transfer to improve agricultural productivity. The article notes that large-scale economics, ecological impact, and long-term sustainability require further study.

Recently, LONGi and Soochow University’s flexible tandem technology was named among the Top 10 Scientific Advances in China for 2025 (see China Solar PV News Snippets).

Solargiga’s Module Capacity Utilization Fell Below 43% in 2025

PV module manufacturer Solargiga Energy reported 2025 revenue of RMB 2.43 billion, down 34.5% year-on-year (YoY), while attributable net loss widened 25.6% to RMB 285 million from RMB 227 million in 2024.

The company shipped 4,511.4 MW of PV modules in 2025, broadly flat from the previous year, while module segment revenue declined from RMB 3.53 billion to RMB 2.22 billion, reflecting falling module prices.

Based on year-end module nameplate capacity of 10.6 GW and shipments of about 4.5 GW, the company’s implied capacity utilization rate was around 43%.

FGG’s PV Glass Revenue Declines 16.83% in FY2025

Releasing its 2025 annual report, PV glass manufacturer Flat Glass Group reported 2025 revenue of RMB 15.57 billion, down 16.68% year-on-year (YoY), while attributable net profit declined 2.59% to RMB 981 million, as weaker glass prices and furnace cold repairs weighed on the results.

PV glass segment revenue fell 16.83% to RMB 13.99 billion, with sales volume decreasing 8.16% to 1.1618 billion m². Output reached 1.1868 billion m² in 2025, with capacity utilization at 70.69%.

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