The other package is an open package.

其它的包是一个打开的包。

youdao

The storage period of more than 5.5 of the finished product, shipment of finished final inspector to product models and types of the sample set, if discover a problem, want to open package inspection.

对超过储存期的成品，出货前成品终检员要分产品型号和类别各抽查一套，如发现有问题时，要开包全检。

youdao

I tore the package open.

我把包裹撕开。

《牛津词典》

Staffers had begun to open the package before calling police, he said.

CNN: STORY HIGHLIGHTS

Are we prepared to have the post office open every single package that comes in from overseas?

FORBES: "You've Got Drugs"

"You might think, 'Oh wait, I'm not supposed to eat two of them, '" because you have to open a new package or wrapper, Mr. Chandon says.

WSJ: Overeating: The Psychology of Small Packages