日本Daiki 
日本DAIKI公司成立于1941年，主要生产关于农业实验室器材和土壤测试仪器。在水土研究方面有着很好的建树。其产品已经广泛应用于世界多数国家和地区。
Daiki Rika Kogyo Co., Ltd. has engaged in manufacturing of physical and chemical apparatus, since it was founded in March,1941. In 1950, we had begun to design and produce soil physical instruments in cooperation with researchers of National Research Institute of Agriculture Engineer (at present, National Institute of Agro-Environmental Science).
From that time downward, we have engaged in the designing, manufacturing and marketing agricultural laboratory equipment and soil testing instruments.
We have aimed at making useful and high quality equipments and instruments for the people who research on "the Soil and the Water" through the whole world.
And we continue to make efforts in developing new products and improving products.
Through these years, we have received valuable academic advises, technical suggestions,from not only researchers but also supporters concerned.
We wish to express our warm thanks to all persons who have supported us till now.
Your continued support and encouragement will be greatly appreciated.