What on earth is OEM/ODM in a clothing factory? How to choose?

OEM\ OEM OEM\ ODM\ OBM.

[OEM] commissioned production-OEM mode (brand R & D and design set version, entrusts and authorizes the manufacturer to carry out proofing and mass production, and replaces it with its own brand packaging and tag, the brand owns the design copyright of the clothing; without the authorization of the brand, the manufacturer has no copyright in the manufacturing and production of the clothing).

[ODM] use the manufacturer’s design to issue an order– OEM mode (if the brand side does not develop or produce, entrust others to design or directly use the manufacturer’s design money for mass production, with the consent and authorization of the manufacturer, replace its own packaging tag on the product, the brand side does not have the copyright of design and production, and may not find others to copy it).

[OBM] manufacturer independent research and design, self-production and self-marketing.