v3.22.1
Summary of significant accounting policies (Tables)
12 Months Ended
Dec. 31, 2021
Accounting Policies [Abstract]  
Revenue from External Customers by Products and Services [Table Text Block]

The Company generates revenue from sales of solar products, LED lighting, installation services and leasing fees. During the last two fiscal years, the company had product sales as follows:

 

Sales Product and Services Description

 

December 31, 2021

   

December 31, 2020

 

Solar PV residential and commercial sales

  $ 1,181,805       86

%

  $ 938,633       81

%

Air conditioning sales and service

    65,128       5

%

    28,800       2  

Energy efficient lighting & other income

    125,165       9

%

    193,333       17

%

Interest Income

    312       -

%

    340       -

%

Total revenue

  $ 1,372,410       100

%

  $ 1,161,106       100

%