2. Summary Of Significant Accounting Policies (Details - Property useful lives)	12 Months Ended
	Dec. 31, 2020
Buildings And improvements [Member]
Property and equipment, useful life	31 and 39 years
Machinery And Equipment [Member]
Property and equipment, useful life	5-12 years
Office Equipment [Member]
Property and equipment, useful life	3-7 years
Vehicles [Member]
Property and equipment, useful life	5 years
Leasehold improvements [Member]
Property and equipment, useful life	Shorter of expected useful life or lease term