Beyonce's activewear label, Ivy Park, is hitting back against rumors that its Sri Lanka factory is a sweatshop..."Ivy Park has a rigorous ethical trading program," a representative said in a statement. "We are proud of our sustained efforts in terms of factory inspections and audits, and our teams worldwide work very closely with our suppliers and their factories to ensure compliance. We expect our suppliers to meet our code of conduct and we support them in achieving these requirements."