Teresa Giudice and Daughters Stand Behind SHEIN Fashion Partnership

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Teresa Giudice and her kids are getting an earful from unhappy campers after announcing a family partnership with a fast fashion company -- but they're standing their ground.

A rep for Teresa and three of her daughters -- Gia, Milania and Audriana -- tell TMZ ... the Giudices are not backing down from their just-launched SHEINXGiudiceGirls collection, which features a ton of different articles of clothing/accessories the family's curated.

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