For the characteristics of mining enterprises in China and the actual needs of the construction of digital mine, developing proprietary software system of digital mine is of great significance.

针对我国矿山特点和矿山企业对数字矿山建设的实际需求，开发具有自主知识产权的数字化矿业软件系统具有重要意义。

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Because UCB develops our own proprietary software system, every box we purchase is tracked and reported online in real-time.

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But the EDI system requires proprietary software and private networks which most small Asian manufacturers can't afford, says Joe Sweeney, research director in Hong Kong for the Gartner Group.

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Microsoft is hated chiefly because it represents the opposite model, proprietary software, and because its operating system, Windows, is the main rival to Linux, the best-known open-source software today.

ECONOMIST: Computer security