Note 6 - Convertible Notes Payable - Related Party - Convertible Notes Payable, Outstanding (Details) - USD ($)	Sep. 30, 2020	Jan. 01, 2020	Dec. 31, 2019
Convertible note payable	$ 632,814		$ 444,581
Convertible Note Payable Number One [Member] \| Stephen Chen [Member]
Conversion rate (in dollars per share)	$ 0.168
Interest rate	0.75%
Convertible note payable	$ 114,026		114,026
Convertible Note Payable Number Two [Member] \| Stephen Chen [Member]
Conversion rate (in dollars per share)	$ 0.1875
Interest rate	0.65%
Convertible note payable	$ 262,500		262,500
Convertible Note Payable Number 3.19 [Member] \| Stephen Chen [Member]
Conversion rate (in dollars per share)	$ 0.25
Interest rate	1.85%
Convertible note payable	$ 39,620		39,620
Convertible Note Payable Number 4.19 [Member] \| Stephen Chen [Member]
Conversion rate (in dollars per share)	$ 0.25
Interest rate	1.61%
Convertible note payable	$ 12,436		12,453
Convertible Note Payable Number 5.19 [Member] \| i2China Mgt LLC [Member]
Conversion rate (in dollars per share)	$ 0.25
Interest rate	1.85%
Convertible note payable	$ 16,000		16,000
Convertible Note Payable Number 6.20 [Member] \| Stephen Chen [Member]
Conversion rate (in dollars per share)	$ 0.25	$ 0.25
Interest rate	1.85%	1.85%
Convertible note payable	$ 162,450	$ 216,600
Convertible Note Payable Number 7.20 [Member] \| Stephen Chen [Member]
Conversion rate (in dollars per share)	$ 0.25	$ 0.25
Interest rate	1.60%	1.85%
Convertible note payable	$ 1,782	$ 30,000
Convertible Note Payable Number 8.20 [Member] \| i2China Mgt LLC [Member]
Conversion rate (in dollars per share)		$ 0.25
Interest rate		1.85%
Convertible note payable		$ 48,000
Convertible Note Payable Number 8.20 [Member] \| Stephen Chen [Member]
Conversion rate (in dollars per share)	$ 0.25
Interest rate	1.85%
Convertible note payable	$ 24,000

Including the current and noncurrent portions, carrying value as of the balance sheet date of a written promise to pay a note, initially due after one year or beyond the operating cycle if longer, which can be exchanged for a specified amount of one or more securities (typically common stock), at the option of the issuer or the holder.

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