Shandong Longguang Tianxu Solar Energy Co., Ltd

Who we are and What we do
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 Development History
In 2002, Shandong Longguang Tianxu Solar Energy Co., Ltd (hereinafter referred to as "Tianxu") established
In 2013, Tianxu became the cooperative supplier of Aucma water heater
In January 2014, Tianxu became cooperative supplier of Haier Group's vacuum tube and water heater products
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.
In December 2016, Tianxu became the vice chairman unit of China Solar Thermal Utilization Industry Alliance and China Solar Thermal Utilization Industry Association
In 2017, Tianxu completed 37 national real estate supporting projects of Country Garden solar water heating system, with a total contract value of more than 27 million yuan.
On March 22, 2019, Tianxu participated in the industry standard seminar on "medium temperature glass-metal-sealed metal straight-through solar collector tubes".
In October 2019, two industry standards, "Household Direct Expansion Solar Heat Pump Hot Water System Test Method" and "Performance Test and Evaluation Method of Northern Rural Household Solar Heating System", which were compiled by the company as one of the main drafting units, were officially promulgated implement.
In October 2019, Tianxu, as one of the main drafting units, sent representatives to participate in the seminar of seven energy industry standards submitted by the National Energy Administration for review.