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ODM
COOPERATIVE MODEL
The ODM trend does not directly produce products. Instead, it relies on key core technologies held by Dashicheng Group to clearly develop and manufacture new products after providing the products, then give them labels with its own brand name.
OEM
COOPERATIVE MODEL
The OEM model follows customer needs and offers product manufacturing. Dashicheng Group has progressed to third-generation core contact lens production technology and ensures stable output under custom manufacturing requirements.
