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Accounting policies (Tables)

12 Months Ended

Dec. 31, 2020

Accounting policies

Schedule of Estimated useful lives

Rates are determined based on the estimated useful lives of the assets as follows:

​

​	​	​
Buildings		5 to 40 years
Plant and equipment		4 to 40 years
Distribution system		3 to 40 years
Office furniture, fixtures and equipment		3 to 10 years
Vehicles		3 to 10 years
Leasehold improvements		Shorter of 5 years or lease term
Lab equipment		5 to 10 years

Schedule of Estimated fair value of reporting segment

The respective weightings the Company applied to each method for the years ended December 31 were as follows:

​

​	​	​	​	​	​	​	​	​	​
​	​	As of December 31, 2020
Method		Retail		Bulk		Services		Manufacturing
Discounted cash flow		80	%	80	%	80	%	80	%
Guideline public company		20	%	20	%	20	%	20	%
Mergers and acquisitions		—	%	—	%	—	%	—	%
​		100	%	100	%	100	%	100	%

​

​	​	​	​	​	​	​	​
​	​	As of December 31, 2019
Method		Retail		Bulk		Manufacturing
Discounted cash flow		80	%	80	%	80	%
Guideline public company		10	%	10	%	10	%
Mergers and acquisitions		10	%	10	%	10	%
​		100	%	100	%	100	%

Schedule of Disaggregation of revenue

The following table presents the Company’s revenue disaggregated by revenue source.

​

​	​	​	​	​	​	​
​		Year Ended December 31,
​		2020			2019
Retail revenue	​	$	22,952,370	​	$	26,456,022
Bulk revenue	​		24,312,546	​		26,986,108
Services revenue	​		12,937,859	​		1,759,446
Manufacturing revenue	​		12,425,351	​		13,592,075
Total revenue	​	$	72,628,126	​	$	68,793,651

​

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Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045

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