We could offer overseas service and solve problem at the first time. There is one year free warranty for all project we offered. Our engineer helps overseas installation, debugging and maintenance. All design drawings and technology file could be offered for better instruction.

The reason using our solar vacuum tube is:
1)Over 10 years production experiences
2)Production chain from glass tube to solar vacuum tube which could ensure the stability of tubes.
3)10 years export experiences
4)5 years quality guarantee, at least 15 years lifespan.
5)Fast delivery

Shandong Zentek Power & Energy Co., Ltd is a leading company which is focus on design, manufacturing and developing renewable power solution products in China, our products are including on grid and off grid solar power system, solar thermal system, solar thermal power system, small and medium hydro power system.

Our target is manufacturing and service locally around the world, we are looking forward all kinds of cooperation in our field, such as EPC ,sub contract, JV factory and so on.
We are a professional manufactures of solar vacuum tube , can offer all specification, such as 47*1500mm, 58*1800mm, 58*2100mm, 145*700 and so on.
We have technology, research, project and marketing centers in Jinan and production base of 68000M2 in Tengzhou city.
Since our company established, we adopts advanced all-electric-melting furnace production line and all glass evacuated tube production line, which guarantee the stability of the products from the glass tubes to the solar collector tube. Over 20 coating lines ensure 10 million tubes production capacity every year.
What’s more,we have been exported to over 20 countries, such as India, America, Turkey, Syria, Mexico Brazil ……