WindSun Science & Technology Co., Ltd. (FGI)is a national high-tech enterprise specializing in the research and development, production, sales and service of power electronic energy-saving control technology and related products under Shandong Energy Group, one of the world's top 500 companies. On April 13, 2021, FGI went public on The Science and Technology Innovation Board ceremoniously. Stock code: 688663.

FGI not only leads and participates in the development of national standards for frequency convertible governors (high, medium and low voltage), national standards for regenerative braking energy absorption inverters for rail transit, and industry standards for static reactive power generators for power quality, but also participates in the drafting of IEEE international standards for energy feed-back devices for DC traction power supply systems.

FGI is the vice president of Frequency Converter Branch of China Electrical Equipment Industry Association, the vice president of Energy Storage Application Branch of China Chemical and Physical Power Supply Industry Association, and has built a number of scientific and technological innovation platforms, such as the National Joint Engineering Research Center for New Energy and High Efficiency Energy Saving, Shandong Province Power Electronics Technology and New Energy Equipment Academician Workstation, Postdoctoral Innovation Practice Base, Shandong Frequency Conversion Technology Research and Promotion Center, Shandong Power Electronics and Frequency Engineering Technology Research Center, Shandong Enterprise Technology Center, Shandong Software Engineering Technology Center, etc.

The main business of FGI-Tech includes five sectors: Motor drive and energy-saving control, power quality management, high-end equipment for rail transit, explosion-proof and intelligent control equipment for coal mines, and energy storage equipment. It is widely used in electric power, coal, cement, metallurgy, mining, rail transit, photovoltaic power generation, wind power generation, petroleum, chemical industry, municipal and other fields. It can also customize products and solutions for customers in terms of system energy conservation, intelligent control, and solving power quality problems.

Facing the future, the company will focus on "Building a core competitive energy-saving and new energy equipment research and development and manufacturing enterprise", constantly pursuing growth and breakthroughs, and striving for greater contributions to national energy conservation and emission reduction, and building a low-carbon and harmonious society.