LONGi signs US$1.88 billion wafer supply contract with Tongwei Solar

Facebook
Twitter
LinkedIn
Reddit
Email
LONGi’s new wafer supply deal was signed with Tongwei Solar (Chengdu) Co but includes its other solar cell subsidiaries, Tongwei Solar (Anhui) Co., Tongwei Solar (Hefei) Co., Ltd., Tongwei Solar (Meishan) Co and totals supplying 480 million ‘pieces’ (wafer units) during the contracted period. Image: LONGi

Updated: Leading monocrystalline wafer producer, LONGi Green Energy has signed a new wafer supply agreement with major merchant solar cell producer, Tongwei Solar valued at approximately US$1.88 million, over a three-year period.

LONGi’s new wafer supply deal was signed with Tongwei Solar (Chengdu) Co but includes its other solar cell subsidiaries, Tongwei Solar (Anhui) Co., Tongwei Solar (Hefei) Co., Ltd., Tongwei Solar (Meishan) Co and totals supplying 480 billion ‘pieces’ (wafer units) during the contracted period. The deal price starts at RMB 3.06/unit for 180um thickness wafers. As is the current norm, pricing would be determined on a monthly basis. 
 
LONGi Group and Tongwei group have a close business relationship that starts with Tongwei supplying high-purity polysilicon to LONGi Green Energy to produce P-type mono wafers. In return, LONGi sells mono wafers to Tongwei Solar for the production of high-efficiency solar cells. Tongwei Solar also supplies finished solar cells to LONGi Green Energy’s PV manufacturing subsidiary, LONGi Solar. 

This article requires Premium SubscriptionBasic (FREE) Subscription

Try Premium for just $1

  • Full premium access for the first month at only $1
  • Converts to an annual rate after 30 days unless cancelled
  • Cancel anytime during the trial period

Premium Benefits

  • Expert industry analysis and interviews
  • Digital access to PV Tech Power journal
  • Exclusive event discounts

Or get the full Premium subscription right away

Or continue reading this article for free

PV Tech recently reported that LONGi had signed a three-year wafer supply deal with another emerging merchant solar cell producer, Jiangsu Runyang Yueda Photovoltaic Technology Co (Runergy) worth approximately US$1.5 billion (RMB 10.34 billion) for a total of 3.82 billion units, also at a starting price of RMB RMB 3.06/unit.

Note: Wafer unit numbers were changed to billions not millions and pricing per wafer unit were added.

Read Next

June 19, 2026
Huasun Energy will launch its Himalaya PLUS HJT module in Europe at next week’s Intersolar industry event.
June 18, 2026
Aiko has signed a 1.2GW module supply deal with Infinity Power to supply modules for the latter’s Nefer Menya solar-plus-storage project.
June 16, 2026
European inverter manufacturing capacity has now surpassed 100GW, according to figures from PV Tech Market Research.
Premium
June 12, 2026
China, the world’s largest PV market, is poised to lead sustainable solar module recycling and circular manufacturing, writes Huan Li.
June 12, 2026
Lu Chuan, chairman of CHINT and its subsidiary Astronergy, outlines his prudent approach to navigating the difficulties facing China's PV manufacturers.
June 10, 2026
JA has dropped ‘solar’ from its name to reflect its shift from PV manufacturing to a wider clean energy technology and services brief.

Upcoming Events

Media Partners, Solar Media Events
June 30, 2026
Sacramento, California
Media Partners, Solar Media Events
August 25, 2026
São Paulo, Brazil
Media Partners, Solar Media Events
September 1, 2026
Mexico City, Mexico
Solar Media Events
September 9, 2026
Schaumburg, Illinois
Media Partners, Solar Media Events
September 9, 2026