Hangzhou Zhongyan Electronics Co., Ltd. was established in 1993

In 1998, joined the "China Shipbuilding Industry Joint Venture"

In 2002, Hangzhou Huayan Digital Electronics Co., Ltd. was established
In 2002, it passed the "ISO9001 Quality Management System Certification"
In 2004, it was rated as "Quality Products of China Shipbuilding Industry Joint Venture"

In 2010, it was identified as "Xiaoshan District Marine Economic Project Demonstration Enterprise"
In 2010, it was identified as "Zhejiang Science and Technology Small and Medium-sized Enterprises"

Joined the "Xiaoshan Economic and Technological Development Zone Labor Management Association" in 2011.
In 2012, it was identified as "National High-tech Enterprise"
In 2012, it was identified as "Hangzhou Marine Economic Project Demonstration Enterprise"
In 2012, it was identified as "Jiaolong Entering the Sea" Enterprise"2012 Provincial "Implementation Plan for Major Construction Projects of Marine Economic Development" was published in Xiaoshan Daily

Joined the "Zhejiang Shipbuilding Industry Association" in 2016
In 2017, it was rated as "Excellent Supplier of 2017" by CSSC Huangpu Wenchong Shipping Co., Ltd.
Participated in the drafting of the national standard GB/T14016-2018 in 2018 Marine Sound and Light Alarm Annunciator   General Technical Conditions"
Passed the "Safety Production Standardization" certification in 2018
In 2019, it was rated as "2018 Advanced Unit of Safety Comprehensive Management Work" by the Development Zone Management Committee
br/>In 2020, it was recognized as "Hangzhou Enterprise High-tech R&D Center" by Hangzhou Science and Technology Bureau
In 2020, it was recognized as a "Security Engineering Enterprise Design, Construction and Maintenance Ability Certificate" enterprise

In 2021, pass the acceptance of "National Three-Level Safety Production Standardization"
Join the governing unit of "Shishi Port and Shipping Association" in 2021
Join the "Cruise and Yacht Branch of China Tourism Vehicle and Shipping Association" in 2021
2021 Participated in the drafting of the national standard GB/T40531.1-2021 "Ship and Offshore Technology  Marine Gas Detector Specifications Part 1: Portable Gas Detectors in Enclosed Spaces"
In 2022, it was rated as "AAA Credit Unit", "AAA-level contract-abiding and trustworthy enterprise", "AAA-level quality and service integrity unit", "AAA-level trustworthy unit", "integrity entrepreneur", "AAA-level integrity unit in the ship electronics industry", "AAA-level integrity Business Model Unit", "AAA-level Integrity Supplier", "AAA-level Enterprise Credit Unit".
As of November 2022, a total of 1 invention patent, 56 utility model patents, 20 software copyrights, and 3 design patents have been obtained.
As of November 2022, 21 CCS Type Approval Certificates have been obtained; 4 DNVGL Type Approval Certificates have been obtained; 5 RS Type Approval Certificates have been obtained; LR Type Approval Certificates have been obtained 4 items; 2 items of type approval certificates obtained from BV Classification Society; 6 items of CCC explosion-proof certificates obtained.