Baoding Jiasheng Photovoltaic Technology Co., Ltd.


Gain Solar is a an carbon neutral solutions expert company established in 2007, which it is the daugher company of Yingli Group. It can provide the building photovoltaic-integrated (BIPV) green material, we envision a world where solar energy is generated by any surface touched by the sun.

As the new design solution makes possible Zero-Energy Buildings or Positive-Energy Buildings, without any compromise on architectural safety and aesthetics. Gain Solar BIPV products include solar facades, solar glass, solar roof tile, siding, greenhouses, railings, and more. These systems have frameless modules, hidden mounting, homogeneous surfaces, and can feature the appearance of any material or colour.

The revolutionary building-integrated photovoltaic (BIPV) systems offer architects, engineers, building owners, and investors the opportunity to embrace and profit from solar energy without compromising beauty.

1987 / 2007

Founded Earliest BIPV industry production

40 %

No. 1in market share & production capacity silicon BIPV industry

100 Set

Global Application Cases


Largest number of BIPV patents


Largest number of BIPV professional standard


As the prodeesinal BIPV R&D and sales company, we under the support of four National R&D and innovation platforms, including the State Key Laboratory of Photovoltaic Materials and Technology and the National Key Laboratory of Energy Photovoltaic Technology. Ten(10) billions RMB in R&D funds, cultivated over 2,000 professionals in related fields, and launched a total of 12 Generation of BIPV products, hundreds of photovoltaic + products, applied in thousands of PV green buildings. Also Gain Solar have accumulatively applied for 292 patents, edited and participated in the compilation of 16 various standards, the number of patent authorizations and participation in standards ranked first in the industry .





During 2021

Promotes global marketing program for brand building with the new website.


During 2019

The world first silicon solar bent tile released from the SNEC news conference.


During 2017

Join the Zero Carbon Development Institute.


During 2015

Gain Solar was listed on the New Third Board.

Stock Code 834284.


During 2014

2014 Brazil World Cup Sponsor


During 2010

2010 South Africa World Cup Sponsor;


During 2009

China's first BIPV Commercial Building Power Vally Hotel built in Baoding.


During 2007

Gain Solar found in 11th April.

Focus on production and sales of BIPV products.


During 2006

62MW Solar Power Plant in Maura Portugal (the world's largest at then)

Start BIPV R&D


During 2003

China's first polysilicon ingot was produced in Yingli. And the whole industrial chain realized.


During 1999

The First National Industrialization Demonstration 3MW Project.


During 1993

Yingli officially started its footsteps of solar energy business.


During 1987

Found in 15th Jan 1987. named Yingli Cosmetics Distribution Department.


Core Idea

Pursue excellence and achieve perfection

Corporate vision

Provide Green Energy For All

Company Mission

Sunlight support carbon neutral

Core values

Innovative Green Open Shared

Baoding Jiasheng Photovoltaic Technology Co., Ltd.


Baoding Jiasheng Photovoltaic Technology Co., Ltd.

In 1999, Yingli undertook the national Industrialization Demonstration Project of 3 MW Polycrystalline Silicon Solar Cells and Application Systems;and passed the project acceptance in 2003, this project pioneered the commercial filled the market gap in the Chinese PV market.


Baoding Jiasheng Photovoltaic Technology Co., Ltd.

From the one-megawatt project of the Kaiserslautern Stadium in the 2006 World Cup in Germany, to the sponsorship of the Osasuna football team in La Liga, and to the consecutive sponsorship of the 2010 South Africa and 2014 Brazil football World Cup. Yingli has become an official partner of Bayern Munich, Germany, and the American Football Association. It has participated in FIFA's "Football for Hope" to provide a solar power generation system for 20 football hope centers in Africa. Yingli uses football as the carrier, links green energy and the football field, promotes the global popularization of renewable energy, and refreshes the new image of "China Intelligent Manufacturing".