1998
In March 1998, Cixi Zhongda Motor Factory was established.
2006
In August 2006, Ningbo Zhongda Leader Transmission Equipment Co., Ltd. was established, and a plant of 10,000m2 plant was expanded.
2015
In 2015, the company's shareholding reform was implemented and Ningbo Zhongda Leader Intelligent Transmission Co., Ltd. was established.
2017
On August 29, 2017, the company was successfully listed on the Shenzhen Stock Exchange's SME board A shares.
1998
● In March 1998, Cixi Zhongda Motor Factory was established, and the collective plant in the village was leased to produce Y series three-phase asynchronous motors.
● In 1998, the first work production line was established.

2000
● In May 2000, the company purchased the first Ningjiang Y3612 gear hobbing machine and transformed to the production of AC geared motors.

2002
● In 2002, the company expanded a new plant of 4.7 mu in the West River of Zhangshu, with a building area of 1,440 m2, completing the first move.
● In July 2002, the company purchased the first Taiwan Yangtie Processing Center.

2005
● In March 2005, the AC geared motor produced by the company was used in the computer flat knitting machine.
● In 2005, the company developed a DC brush gear reduction motor.

2006
● In March 2006, the company purchased the first Swiss Hexagon three coordinates measuring instrument.
● In 2006, China took the lead in introducing Japan's small module hard tooth surface processing technology, creating the technological advancement and producing small gear reducer motors.
● In August 2006, Ningbo Zhongda Leader Transmission Equipment Co., Ltd. was established, and a plant of 10,000m2 plant was expanded.

2007
● On August 10, 2007, Tang Renyuan, academician of the Chinese Academy of Sciences, and Mo Huicheng, Director of the Xi'an Micromotor Research Institute, and other experts visited the company for inspection and guidance.
2008
● In 2008, the company developed and produced high-precision planetary reducers.
● On January 8, 2008, the company's two major new products - brushless door opener motor and "Xiao Jingang" small deceleration motor successfully passed the Ningbo New Product and New Technology Appraisal.
● On January 25, 2008, the motor of new project of Zhongda successfully settled in the Beijing Olympics Bird's Nest Stadium - supporting the use of intelligent remote control lifting lamps.
● In November 2008, the company researched & developed the DC brushless motor system
......
● In December 2008, the company participated in the formulation of the national standard General Specification for Motors Asynchronous Miniature Electronic Regulator and became the first drafting unit.
● On December 19, 2008, the company held the first national distributor summit.
● On December 30, 2008, the company held the second member congress of trade unions and elected a new committee.

2009
● In May 2009, the company established a sales office in Beijing and later moved to Tianjin to change its name to North Marketing Center.
● On June 12, 2009, the company's series of high-tech industrial control products made a wonderful appearance at the 14th Shanghai International Textile Industry Exhibition.
● The company's PDM (enterprise informatization product data management system) project passed the acceptance of Cixi Science and Technology Bureau.
● On November 10, 2009, Nordson's US and German quality supervisors and purchasing supervisors, accompanied by Shanghai Nordson Corporation, visited the company and performed in-depth professional technical exchanges.
......
● On December 19, 2009, the company held the second session of national distributor summit with the theme of "promoting technological progress, guiding market demand, sincerely cooperating and seeking for win-win development" in Cixi Hotel.

2010
● In January 2010, the company expanded the plant for the third time, adding a three-story building area of 2,400 m2.
● On January 11, 2010, Chairman Cen was invited to participate in the Academic Annual Conference of Zhejiang Provincial Motor Dynamics Association and the "Technological Innovation and Industrial Structure Adjustment" seminar to give a special report.
● In December 2010, the company participated in the formulation of the industrial standard General Specification for Small Motor with Gearhead and became the first drafting unit.

2011
● From March 13th to 15th, 2011, the company successfully undertook the fourth meeting of the sixth session of the China Electric Power Association Micro Motor and Components Branch.
● In 2011, the company's permanent magnet brushless motor planetary gear reduction mechanism project was included in the national torch plan project.
● On December 17, 2011, the company completed the equity investment contract with Ningbo Huaci Blue Ocean Venture Capital Fund.
2012
● In 2012, project was established to develop cycloid precision reducer
● On April 26, 2012, Hangzhou Bay officially started construction, covering an area of 50 acres and building a plant of 43,000 square meters.
● On July 2, 2012, the foundation of the Xinxi Industrial Park in Cixi City was laid and the company participated in the ceremony as the first batch of settled enterprises.
● On December 5, 2012, six new products including the "VRSF-78VR20-200 Planetary Reducer" developed by the company passed the expert appraisal at the Ningbo Industrial New Product Appraisal Meeting.

2013
● In 2013, the company developed and produced a cycloid pin wheel precision reducer (joint robot special reducer).
● In March 2013, the main construction of the Zhongda Motor Factory in the emerging industrial park was completed, covering an area of 50 acres and building a plant of 50,000 square meters.
● On November 8, 2013, the company moved to a new location, the emerging industrial cluster area.
● On December 3, 2013, the licensing of the emerging industrial cluster area and the company officially put into operation.
......
● In 2013, the company fully developed and produced hypoid, arc bevel gear reducer, high-precision corner planetary gear reducer, electric forklift drive assembly, power steering mechanism, providing high-quality and efficient products for intelligent equipment and automation applications, and creating wonderful with technology .

2014
● In 2014, the company developed ZB series high rigidity precision planetary reducer, brushless DC motor with transmission type planetary reducer.

2015
● In 2015, the company developed the drum motor series.
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In 2015, the company's shareholding system was reformed and Ningbo Zhongdali De Intelligent Transmission Co., Ltd. was established.
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In March 2015, ZD-220BX-81-RVE cycloidal pin gear precision reducer won the first (set) product in the province in the key field of equipment manufacturing.
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In April 2015,the robot reducer division moved into the new plant area of 2500 square meters to establish a constant temperature finishing workshop.

2016
● In 2016, we developed and produced harmonic reducers.
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In 2016, the company's product cycloidal pinwheel RV reducer won the "Made in China.
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In 2016, the company approved the establishment of a mechanical industry precision gear reducer motor engineering center.

2017
● On August 29, 2017, the company was successfully listed on the Shenzhen Stock Exchange's SME board A shares.

2018
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In November 2018, "Cycloidal Pin Gear Precision Reducer" won the bid for the "One-stop Application Plan" for key products and processes of the Ministry of Industry and Information Technology's Industrial Strong Foundation Project.
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In 2018, as the first drafter of the industry standard "Cyclo-pin Precision Reducer", Dalide completed the preparation, passed the review, and issued it for printing.
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In December 2018, two products of 250BX-111-REA and 50CBX-32.54-RVC passed the new product appraisal of Ningbo Economic and Information Commission.
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In December 2018, "Cycloidal Pin Wheel Precision Reducer" was selected as a major project of Ningbo Science and Technology Innovation 2025.
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In December 2018, "ZD-50CBX-32.54-RVC cycloid precision reducer", "ZD-250BX-111-REA cycloid precision reducer" passed the new product identification.

2019
● In 2019, the engineering industry precision gear reducer motor engineering center
(national engineering center) passed the acceptance.
● In March 2019, the Robot Reducer Division moved into a new plant of 9,000 square meters.
● In April 2019, the company's AC motor governor was successfully developed.
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In May 2019, the company's C20 low-voltage brushless driver and driver external keyboard were successfully developed.
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In June 2019, "application verification of gear rapid measurement technology" as a sub-project, participated in the national key research and development plan "gear wire structure light rapid measurement method and instrument" project.
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In October 2019, the company's C10 high-voltage brushless digital display driver was successfully developed.
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At the end of 2019, the cycloid precision reducer will have an annual production capacity of 60,000 units.
