v3.25.2
Cover - shares
3 Months Ended
Mar. 31, 2025
Aug. 04, 2025
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period Mar. 31, 2025  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2025  
Current Fiscal Year End Date --12-31  
File Number 333-229830  
Registrant Name GUOCHUN INTERNATIONAL INC.  
Entity Central Index Key 0001765048  
TaxIdentification Number 32-0575017  
Incorporation State Country Code NV  
Address Line1 66 West Flagler Street, Suite 900 #3040  
Address City Miami  
Address State FL  
Address Postal Zip Code 33130  
City Area Code 251  
Local Phone 2629446  
Current Reporting Status Yes  
Interactive Data Current No  
Filer Category Non-accelerated Filer  
Small Business true  
Emerging Growth Company false  
Shell Company true  
Common Stock Shares Outstanding   3,870,600