Shandong Longguang Tianxu Solar Energy Co., Ltd.

A leader in China′s solar thermal market

The largest and most advanced production base for solar vacuum tubes

The Integrate service provider for new energy system

The drafter of the latest national standard for 3.3 high borosilicate glass.

Shandong Longguang Tianxu Solar Energy Co., Ltd (hereinafter referred to as "Tianxu"), established in 2002 and has always engaged itself in R& D, production, sales and service of high borosilicate glass tubes and new energy products including solar water heaters, solar vacuum tubes, solar heat collecting project, air source heat pump, photovoltaic products, etc.

Tianxu has 10 sets of electric furnaces, 70 sets of solar vacuum tube production line and 3 sets of solar water heater production lines. The annual output of high borosilicate glass has reached one million tons, solar vacuum tubes has reached 16 million.

In 2015, Beijing Tsinghua Industrial Development Institute Shandong Branch settled in Tianxu with Tsinghua University′s strong scientific research strength and Tianxu′s manufacturing ability.

Meanwhile, Tianxu established a joint venture company with Beijing Tsinghua Solar Co., Ltd. The newly established company has the world′s most advanced solar vacuum tube production lines. Now our expertise are now working on solar space heating, solar cooling, sea water desalination, air source heat pump, computer controlled heating systems and photovoltaic application systems.

Here at Tianxu, we are committed to investing technology and manpower to achieve a bright and clean future and to providing simple and effective solutions for families and businesses concerned about rising energy costs.