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v3.21.1

Summary of Significant Accounting Policies and Practices (Details) | 12 Months Ended
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Dec. 31, 2020
Minimum [Member] | Buildings [Member] |
Estimated useful lives of the assets | 5 years
Minimum [Member] | Machinery and Equipment [Member] |
Estimated useful lives of the assets | 1 year
Minimum [Member] | Office Equipment [Member] |
Estimated useful lives of the assets | 1 year
Minimum [Member] | Vehicles [Member] |
Estimated useful lives of the assets | 5 years
Maximum [Member] | Buildings [Member] |
Estimated useful lives of the assets | 35 years
Maximum [Member] | Machinery and Equipment [Member] |
Estimated useful lives of the assets | 15 years
Maximum [Member] | Office Equipment [Member] |
Estimated useful lives of the assets | 5 years
Maximum [Member] | Vehicles [Member] |
Estimated useful lives of the assets | 10 years

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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_BuildingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_MachineryAndEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_OfficeEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_VehiclesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |