We got a behind the scenes look at QVC's massive broadcast facility in West Chester, Pennsylvania. The e-commerce giant recently announced that its parent company will purchase a controlling interest in rival network HSN in a deal worth $2.1 billion.

Founded in 1986, QVC grew into a multi-billion dollar empire, with $8.7 billion in sales in 2016.

The network's live broadcast runs 24 hours a day, 7 days a week. We talked to QVC insiders including on-air talent, broadcast producers, and executives to get an inside perspective on how it all comes together.

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