Development History

The company was established.

Since 2013, our company has undertaken a number of municipal science and technology projects.

Since 2014, our company has obtained more than 20 authorized invention patents.

In 2015, the Ruichen Seal trademark was registered.

China Ocean University Industry-University-Research Cooperation, Internship Base.
In 2016, it was rated as a high-tech enterprise; in the same year, the Hydraulic Seal R&D Center was established to carry out industry-university-research cooperation.

In 2017, it was rated as a Qingdao science and technology-based small and medium-sized enterprise and was included in the database;
In June 2017, it was successfully listed in Qingdao Blue Ocean Equity Exchange Center;

In September of the same year, it became a Qingdao Qianfan Plan database enterprise;
In November of the same year, it was awarded the title of National Quality Pioneer Enterprise;
In the same month, it was selected as an enterprise for the "CCTV Old Story "Craftsmanship" column".

In 2018, it became CCTV's National Excellent Enterprise Exhibition Enterprise;
Passed ISO9001 International Quality System Certification;
Won the Intellectual Property Management System Certification Certificate.

In 2019, Ruichen's subsidiary Ruichen New Materials was established, engaged in the research and development and production of high-end sealing materials.

In 2021, our company will cooperate with the Institute of High Performance Polymers of Qingdao University of Science and Technology in industry-university-research cooperation.

In 2022, it was rated as a Qingdao-based specialized, sophisticated, innovative and small and medium-sized enterprise;
In the same year, its subsidiary was rated as a high-tech enterprise.

In 2023, it was rated as Qingdao's science and technology-based small and medium-sized enterprise for seven consecutive years.