v3.26.1
Cover
May 19, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date May 19, 2026
Entity File Number 001-34625
Entity Registrant Name SMART POWERR CORP.
Entity Central Index Key 0000721693
Entity Tax Identification Number 90-0093373
Entity Incorporation, State or Country Code NV
Entity Address, Address Line One 4/F, Tower C
Entity Address, Address Line Two Rong Cheng Yun Gu Building
Entity Address, Address Line Three Keji 3 rd Road, Yanta District
Entity Address, City or Town Xi’an City, Shaanix Providence
Entity Address, Country CN
Entity Address, Postal Zip Code 710075
City Area Code 86-29
Local Phone Number 8765-1097
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common stock, par value $0.001 per share
Trading Symbol CREG
Security Exchange Name NASDAQ
Entity Emerging Growth Company false