History-Ningbo Book Technology Co.,Ltd

1986

1986 Year

Establishment of Dancheng Electronic Instrument Factory
Undertake the outsourcing processing business of the first electrical contact of Shanghai Automation Instrument Co., Ltd. Factory 4

1993

1993 Year

Due to the transformation of village run enterprises
Becoming the first private company in China to produce pressure gauge electrical contacts

1996

1996 Year

Developing SF6 gas density relay electrical contacts to enter the Chinese density meter market
Developed universal connectors, covers, pointers, and other accessories in the same year

2001

2001 Year

The Chinese pressure gauge market is on the rise, and the company's products are of high quality. We have successfully developed the South China and East China markets and established a Shanghai warehouse

2002

2002 Year

Received orders from Japanese customers, becoming the first Chinese company to export electrical contacts to Japan

2003

2003 Year

Expand production capacity, build factories, add equipment, and establish Xiangshan Kebo Instrument Co., Ltd

2004

2004 Year

The company has independently developed pressure switches and differential pressure switches, becoming a qualified supplier for Chinese steam turbine manufacturers

2006

2006 Year

Become a qualified supplier of China Pinggao Group
Become a qualified supplier of Shanghai Automation Instrument Factory No.11

2008

2008 Year

Purchase Kia CNC lathes and machining centers from South Korea

2012

2012 Year

Become a qualified supplier for Shanghai Leyan and Langsongkeli
Become a secondary supplier to large multinational corporations such as ABB, Schneider, Siemens, etc

2014

2014 Year

Increase in production line and expansion of production categories
Production and processing of large castings

2015

2015 Year

The second phase of the company's factory construction begins, expanding the production capacity of the enterprise's production line

2018

2018 Year

Passed ISO9001:2015 certification

2020

2020 Year

Focusing on global layout, we produce customized electrical contacts and connectors for customers in different countries

2022

2022 Year

Our overseas market customers are located in over 60 countries and regions across five continents
Platinum card quality has received unanimous praise, expanding the company's brand influence.