A World leading mono-crystalline solar module manufacture for achieving best LCOE(levelized cost of electricity)solutions.


LONGi Solar is a world leading manufacturer of high-efficiency mono-crystalline solar cells and modules. The Company is wholly owned by LONGi Group. LONGi Group(SH601012) is the largest supplier of mono-crystalline silicon wafers in the world, with totally assets above $1.7billion.(2016)

Armed and powered by advanced technology and long standing experience of LONGi Group in the field of mono-crystalline silicon, LONGi Solar has shipped over 1GW products in 2015 and is estimated to double the revenue by the end of 2016. The company has its headquarters in Xi’an and branches in Japan, Europe, North America, India and Malaysia.

With strong focus on R&D, production and sales & marketing of mono-crystalline silicon products, LONGi Solar is committed to providing the best LCOE solutions as well as promoting the worldwide adoption of mono-crystalline technology.


  • Established in : 2000 Year
  • Total Assets: $2.78 Billion
  • Revenues : $1.67 Billion
  • Headquarters : Xi’an, Shaanxi, China
  • Shipment  Scale : 3.2 GW
  • Current Capacity : Cell8GW Moudle5GW
  • Business: R&D,production and sales & marketing of mono-crystalline silicon products.
Brand Mission

Utilizing Solar Energy, Powering into Green World !


We are dedicated to maintaining our leadership position in the manufacture of mono-crystalline silicon products, delivering higher efficiency to the global photovoltaic industry.


We are the loyal partner of the photovoltaic industry, creating greater value for the customers’ investment.


We are devoted to driving the development of the photovoltaic industry, powering into a green world for future generations.

Brand Strategy
Relying on LONGi’s strong financial health, LONGi Solar will continue to invest more in technology R&D and low LCOE programs, leading to Win-Win, together with customers.
  • 1 st


    Leading to set up the industry standard of M1, M2, Mono wafer

  • 21.5 %


    Efficiency of P-type PERC reaches 21.5%

  • 30 Y


    30 years Reliability

  • 2 GW


    170 MW Developed

    500 MW Under Construction

    2 GW Pipeline

Milestone of LONGi Solar


Xi’an LONGI Silicon Materials Corps was established


LONGI wholly owned subsidiary-Ningxia

LONGI completes a silicon rod facility with 1000 ton annual capacity


Slicing plant an annual 350WM Silicon project is completed.


Successful launch of LONGI’s IPO on the Shanghai Stock Exchange, China.


Wafer Shipment breakthrough 2GW

Acquisition of LERRI Solar


Production capacity by the end of 2016:

Ingot 7.5GW , Wafer 7.5GW, Cell 2.5GW, Module 5GW

to be continued


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