syimotor
https://www.syimotor.com/products/dgw29-rear-drive-motor-mtb.html
Shengyi DGW29 is a high-performance direct drive rear hub motor engineered for electric mountain bikes (e-MTBs). With a rated power of 750w hub motor and compatibility with 24" to 29" wheel sizes, it delivers robust torque and reliable performance across diverse terrains. The direct drive design ensures quiet operation and low maintenance, making it an ideal choice for riders seeking durability and efficiency in challenging off-road conditions.