About Us

In the name of resilience, we define a new benchmark of excellence!


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Changsha Jianren Machinery Co., Ltd

The company adheres to a distinctive approach of independent innovation and has obtained multiple invention patents for its self-developed “single-drive high-pressure roller mill.”

To better serve our customers, our company has strengthened cooperation with industry experts and design institutes, providing robust technical support to users in the mining industry. Currently, our flagship product—the single-drive high-pressure roller mill—has been widely adopted in both domestic and international mining and building materials industries. Production practices at numerous user facilities have demonstrated that the single-drive high-pressure roller mill boasts superior overall performance, delivering better roller compaction results than conventional high-pressure roller mills and significantly outperforming traditional high-pressure roller mills—both domestically and internationally—in terms of energy efficiency and operational reliability.

2009 Year

Changsha Jianren Machinery Co., Ltd. has been registered and established.

2010 Year

Single-drive high-pressure roller mill launched

2016 Year

The company has been certified as a National High-Tech Enterprise.

2025 Year

The new factory is put into operation.