2023

China Jinzhou Cho-pei large grain peeler agency signed a korean agency agreement
Buckwheat, Oat, Coixseed, Perilla, Sunflower Milling Machine and CORNMILL patent registration

2021

Developed new model LH-300M INFINITY for home use (residential)
"Corn Grinding Sorting Device" Patent application, design application

2020

Design, Patent "Brown- ice milling machine" application

2019

Agricultural technology practical fire brigade "Grain Sorter" application contract
Philippine government agricultural agency PHILMECH CORNMILL development completed

2018

Contract with china "Hauswirt" as a general sales agency in china
Development of a pre washed rice(Wash free) machine(jointly developed by the national institute of food science)

2017

Agricultural technology practical fire brigade "Raw-material selecting machine" application contract
Philippines government signed an MOA for the development of PHILMECH CORNMILL

2016

Agricultural technology practical fire brigade "Sorghum(Great millet) milling machine", “Milling destoner" application contract
completed KOICA Nigeria RPC

2015

Developed 800kg rice milling machine
developed agricultural products washer LH-1000W

2014

LH-103D, LH-105D Small dryer exported to japan
KOICA Nigeria RPC plant contract

2013

Satake small dryer LH-103D, LH-105D export(OEM) contract
Received the prime minister's citation

2011

Establishment of rice milling plant facilities

2010

All models of residential(household) milling machines are judged to be suitable for comprehensive inspection of agricultural technology and practical fire brigades

2009

Recognized as a R&D department
Recognized by INNO-BIZ
Recognized as a venture company
Completion of the research institute building
Selected as the host organization for the agriculture and forestry technology development project (3 years, Bioenergy-related)
Passed the performance test of the agricultural engineering research institute
Safety certification from the korea electronics testing and research institute (LH-130D. LH-260D)

2008

Selected for agriculture and forestry-technology development project(Project name : Development of long grain milling machine for export to southeast asia) (Kyungpook national university and participating companies)
Received a citation from the minister of agriculture, forestry and fisheries
Developed and launched korea's first rice vending machine

2007

Waegwan 2nd district industrial complex expansion and relocation

2006

Passed the performance test of the agricultural engineering research institute
Safety certification from korea electronics testing and research institute (200D, 300D)

2005

Technical cooperation with MARUMASU社 in japan{Development of dry type pre-washed rice(wash free) machine}

2001

Waegwan regional yndustrial complex expansion and relocation
Acquired the industry's first ISO9001

2000

Production of commercial and residential(household) rice milling machines

1993

Acquired the industry’s first quality assurance Q-mark

1992

Developed the industry’s first ‘brown rice milling machine with a destoner attached’
Developed and produced a single destoner

1987

Developed a rice milling machine combined Use for brown rice

1983

Changed company name LEEHWA INDUSTRY CO.

1979

Established a company (Company Name - Daepung Industrial Co., Ltd.)
Developed the first straight white machine
Bronze award at the 1st national invention exhibition