Contact Us site map Corporate information Business summary Construction results solution Employment information Maintenance business Wide range of support from public facilities to private facilities Air conditioning / water supply / drainage equipment We control "air", "water" and "electricity" with planning and design that meets needs and reliable construction technology to create "comfort" for our customers. Our developed central monitoring system RiCS Our monitoring center constantly monitors the operating status of equipment and prevents failures from occurring. Introduction of solar and geothermal heat utilization Renewable energy We propose a system that combines the introduction of solar power and geothermal heat, power saving and CO2 saving. Click here for application guidelines and entries Employment information Ryoki Kogyo is looking for staff who can sympathize with the new challenge. Building equipment is not the goal. We have engineers specializing in maintenance (inspection and repair) so that our customers can use our products with peace of mind for a long time. In addition, a specialized team will propose equipment function maintenance / performance maintenance, renewal / energy saving. Click here for details News 2015.03.27 "Urasa Plant Factory", a snow country type fully artificial light type plant factory, received the "29th Air Conditioning and Sanitary Engineering Society Promotion Award Technology Promotion Award". 2015.03.27 RiCS new demand monitoring and control device is ready. 2014.11.04 RYOKI ENERGY has started operation of the first mega solar power plant in Ishikawa prefecture in Nanao city. 2014.10.21 October 21, 1954 (Showa 29) We celebrated the 60th anniversary of our establishment. 2014.09.19 We have decided to introduce the ESCO business of Kameda General Gymnasium, which was solicited from Niigata City, as a group represented by our company. 2014.05.29 It was adopted as an "energy management business operator" related to the "business support subsidy for rationalization of energy use". 2014.05.16 The air conditioning system introduced by "Niigata Grand Hotel" won the "Carbon Neutral Award". Inquiries by phone Click here for office information Contact Us To page TOP HOME Corporate information Company profile / history greeting Office information Service area Environmental policy Business summary Construction results solution Air conditioning / water supply / drainage equipment Energy Conservation Energy saving air conditioning management system RiCS Plant factory business Renewable energy Initiatives for ESCO Business Renewal business Maintenance business Top Information on maintenance contract Flow to contract Employment information Top Recruitment requirements (new graduate recruitment) Recruitment requirements (mid-career recruitment) Interview with senior employees (top) FAQ History of Ryoki Kogyo 60 years Link Collection Contact Us site map Copyright © RYOKI KOGYO CO., LTD. All Rights Reserved.