1966 Handled elevator business as a division under Ryoden Electric Engineering Co., Ltd, the predecessor of Mitsubishi Electric Hong Kong Group Ltd.
1994 Successfully secured the ISO9001:1994 certificate
  Supplied and installed 4 spiral escalators in Times Square which became the first spiral escalator installation project in Hong Kong
1995 Secured the contract to supply and install 91 units of elevator for the Hong Kong International Airport's Passenger Terminal Building
1998 Guangdong Ryoden Lift and Escalator Company Limited established (now it is a wholly-owned company of Mitsubishi Elevator Hong Kong Company Limited)
1999 Applied innovative technology of permanent magnetic motor to install the fastest Mitsubishi's passenger lifts with a maximum speed 9 meters per second in Cheung Kong Center
  Completed elevator systems for Guangzhou MTR stations
  Supplied and installed elevators in one of tallest buildings in China - the Jin Mao Tower in Shanghai
2000 Guangdong Ryoden Lift and Escalator Company Limited Certified with ISO9001:1994 Standard
2001 Guangdong Ryoden Lift and Escalator Company Limited Certified with ISO14001 Standard
  Secured our first high speed modernization project in Hong Kong - New World Tower I
2003 Guangdong Ryoden Lift and Escalator Company Limited Certified with OHSMS Standard
2007 Completed the installation of two unique spiral escalators for the Venetian Hotel (the first spiral escalator installation project in Macau)
2009 Successfully secured the ISO 14001:2004 certification
  The effectiveness of lift operation in Kerry Center is maximized by adoption of our then latest SAI-2200 artificial intelligence system with immediate prediction indication (AIL) feature.
  Completed the Lift Modernization of Gloucester Tower with application of our then latest Destination Oriented Prediction System (DOAS)
2010 Applied the Permanent Magnet (PM) traction machine to the lift Modernization in Mei Foo Sun Chuen
  Successfully secured the OHSAS 18001:2007 certification
2011 Secured Sogo Department Store escalator modernization project
  Introduced regen-power technique to Hong Kong Housing Authority Kai Tak Public Housing Project
2012 Mitsubishi double-deck elevators started to operate in Hysan Place
2013 Introduced a remote lift maintenance system, “ELE-First”
2014 Scaffoldless installation method (Guided Suspended Working Platform) was applied to lift installation in large residential projects.<
2015 Accumulated sales of over 1,000 units of lift modernization in Hong Kong
2017 Accumulated award of modernization for all 398 lifts in Stages I to VIII of Mei Foo Sun Chuen, Kowloon
2018 Secured high speed modernization in Bank of China Tower, Hong Kong
  Introduce the Mitsubishi Destination Control System (integrated with Turnstile System) in Mapletree Bay Point.