Keystone Technology Introduction

Nanjing Guanshi Technology Co., Ltd. (Chinese referred to as Guanstone Technology and English as Keystone), was established in 2002 with a registered capital of RMB 54 million. It has production bases in Xianyang, Shaanxi, Chengdu, Sichuan, and wholly-owned subsidiaries in Los Angeles. The industry spans many fields such as electronics, industry, and automobiles, and employs nearly 500 people.

Since its establishment in 2002, Nanjing Guanshi Technology Co., Ltd. has been committed to the production and research and development of functional devices and polarizers in the semiconductor display industry, and has established good and stable partnerships with many panel manufacturers at home and abroad. Since 2009, Guanshi Technology has successively passed the ISO9001 international quality system certification, ISO14001 international environmental management system certification, and ISOTS16949 certification. It has 30 utility model patents in the production of LCD panels, OLED functional devices, and polarizers, and has obtained " National High-tech Enterprise "honorary title.

Guanshi Technology always believes that R & D and innovation are the core competitiveness of sustainable development of an enterprise. Through the unremitting efforts of the headquarters R & D center, the company has a leading position in advanced R & D and production of 4K, 8k ultra-high-definition large-size LCD panels, polarizers, and functional devices. In 2020, Guanshi Technology will also set up a research and development center in Osaka, Japan, to comprehensively carry out the world's latest display and new material technology research and development, and expand the industrial chain to higher and newer technology fields. In the future, in the trend of the artificial intelligence era, the 8K + 5G ecosystem will be the only way for the global informatization process. It will expand our perception of the world and extend the imagination of the future. In the face of new opportunities and challenges, Guanshi Technology is willing to join hands with you, as always, to explore, explore, change, and jointly create innovative Chinese enterprises. In the journey of the new era, we will create more beautiful future.

Company culture

With advanced technology, we win the trust of our customers. Trustworthy companies / evolving companies / companies eager to work.

  • Nanjing keystone
  • Xianyang keystone
  • Chengdu keystone
  • Osaka R & D center, Japan
  • Wholly owned subsidiary in Los Angeles
Idea
The highest product enterprise value creation, pay attention to employees and industry contribution, pay attention to the development of first-class products
slogan
Satisfy you with world-class products and trust you all the time

Equipment display

Qualification honor

Development history

  • 2002-1

    Nanjing Guanshi was officially established

  • 2009-5

    Relocated to Nanjing Xingang Development Zone

  • 2009-9

    Acquired ISO9001 Quality Management System Certification

  • 2012-9

    Acquired ISO14001 Environmental Management System Certification

  • 2016-11

    Obtained high-tech enterprise certificate

  • 2018-8

    Xianyang Crown Stone was formally established

  • 2019-3

    Chengdu Guanshi was officially established

  • 2019-9

    Nanjing Guanshi was transformed into a company limited by shares

  • 2019-10

    Passed TS16949 quality management system certification

  • 2002-1

    Nanjing Guanshi was officially established

  • 2009-5

    Relocated to Nanjing Xingang Development Zone

  • 2009-9

    Acquired ISO9001 Quality Management System Certification

  • 2012-9

    Acquired ISO14001 Environmental Management System Certification

  • 2016-11

    Obtained high-tech enterprise certificate

  • 2018-8

    Xianyang Crown Stone was formally established

  • 2019-3

    Chengdu Guanshi was officially established

  • 2019-9

    Nanjing Guanshi was transformed into a company limited by shares

  • 2019-10

    Passed TS16949 quality management system certification

Cooperative client

女人zozozo禽交