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2005
Since
50+
Exported Countries
150+
Employees
A+
Consistent quality standard
100%
Self-developing
10000㎡
Factory area
Solar System Diagram
Please contact us get free diagram,we provide customized system design according your market!
Advantages of Solar Energy
With the rising cost of traditional energy, more and more people choose solar energy to power factories, farms, household appliances, new energy vehicles and so on
Large demand
The demand for photovoltaic products surged, and more and more enterprises, factories and households began to install solar energy.
Electricity Savings
Through solar panels, can supply power for homes and cars for free, saving a lot of electricity bills.
Reduce Carbon
Use sunlight to produce own green energy, reducing carbon footprint and energy bills.
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Why Choose US
As an active player in electrical manufacturing industry over 15 years, Onesto is committed to providing quality assured products for application in power distribution, industrial control and photovoltaic system etc. Onesto is a name of quality that focuses on customer’s safety and satisfaction. The company is operated under ISO9001:2015 Quality Management System. All the products are manufactured in conformity with BS,EN,IEC international standards and acquired CE,CB, TUV,SEMKO,SAA,KEMA-KEUR, UL certificates.
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