Billionaire Profile
Li Zhenguo & family
Global Rank
#1149

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Li Zhenguo & family

CEO, Solar wafers and modules
CHINA
Real-Time Net Worth
$3.7B
Estimated based on Solar wafers and modules stock value as of March 6, 2026
+1.55% (24h)
Age
58
Source
Solar wafers and modules
Industry
Manufacturing
Citizenship
CHINA

Biography

Li Zhenguo, born in January 1968, is a Chinese billionaire and the driving force behind LONGi Green Energy Technology, one of the world's largest manufacturers of solar wafers and modules. His estimated net worth is $3.7 billion as of 2024, stemming primarily from his leadership in the solar energy sector. Li's career began after graduating from Lanzhou University with a degree in semiconductor materials. His early experience in the semiconductor industry laid the groundwork for his future in solar. Co-founding LONGi in 2000 with his wife Li Xiyan, Li has led the company's growth, innovating in monocrystalline silicon technology and expanding its global footprint. His achievements include earning the S&P Global Platts Lifetime Achievement Award in 2025. Li is married with two children.

Fact Checked
Verified by Editorial Team
Live Data
Updated 3/6/2026

Wealth Over Time

In-Depth Profile

Early Life

Li Zhenguo was born on January 5, 1968, and grew up in China. He showed an early interest in science and technology. He earned a Bachelor's degree in Mechanical Engineering from Xi'an Jiaotong University. This provided a strong technical foundation for his future in the solar energy industry.

Rise to Success

After graduating, Li worked at Huashan Semiconductor Materials Factory and held management positions in other factories. His breakthrough came when he co-founded LONGi Green Energy Technology in 2000 with his wife, Li Xiyan, and other classmates. Initially, the company focused on silicon materials, and later shifted to solar energy. Under his leadership, LONGi became a global leader in the manufacturing of monocrystalline silicon solar products.

Key Business Strategies

Li's focus on monocrystalline silicon technology has been a key strategy, reducing costs and improving efficiency in photovoltaic production. LONGi's commitment to innovation has driven its growth, making it a leading solar manufacturer with a global presence. His business principles include “Leading Products, Efficient Operations, Pragmatic Collaboration, and Stable Management”.

Philanthropy

Li Zhenguo is also known for his philanthropic efforts in environmental sustainability and education. He initiated the “Solar for Solar” concept, promoting the use of solar power throughout the entire supply chain. Li supports various social charity activities.

Career Milestones

1990

Graduated from Lanzhou University

Obtained a degree in semiconductor materials.

2000

Co-founded LONGi Green Energy Technology

Started the company with classmates and his wife, Li Xiyan.

2012

LONGi went public

LONGi listed on the Shanghai Stock Exchange.

2025

Earned Lifetime Achievement Award at S&P Global Platts Global Energy Awards

Recognized for contributions to the solar industry.

Philanthropy & Social Impact

Social Charity

LONGi One Percent Fund

Unknown

Initiated by Li Zhenguo.

Business Philosophy & Leadership

Notable Quotes

"“The majority of countries and economies in the world have made commitments to carbon neutrality around 2050 and 2060. It's a global trend to promote energy transition and expand the application of renewable energy.”"

Leadership Principles

Focus on Innovation

Emphasizing innovations in monocrystalline silicon technology to reduce costs and improve efficiency.

Global Vision

Recognizing the global need for renewable energy and expanding the company's international presence.

Sustainable development

Dedicated to environmental sustainability and supporting educational initiatives