2023
CJ1000A engine wind tunnel test drying and purification device 96kg/s (equivalent to a single set of drying device processing flow rate: 4800m³/min)
FPSO (Floating Liquefied Natural Gas Production, Storage and Offloading Unit) Project Customized Equipment*10 sets
2022
Won the Second Prize of Science and Technology of China Machinery Industry
“Air Compressor System Energy Efficiency Improvement Series Standards”
China Institute of Standardization, led by Hefei General Research Institute
2021
Russia Air Separation Project
Taking “Hard Technology” as the Pen, Committing to the “Belt and Road” Co-construction, Assisting Saudi Arabia's Global Ultra-large Monohull Shipyards
39 sets of oil and gas skid-mounted HOC equipments, with a dew point of -40℃
Conducted the Saudi Salman King International Maritime MYP project
2020
CTW Wind Tunnel Purifier Project
2018
GTE Aerospace Research Institute 4×800Nm³/min blower customized model
2015
First time to participate in Hannover Messe, Germany, to show the world that China's manufacturing
2013
The new product High Pressure Hybrid Dryer has been supported by the National Torch Program and has been used in large quantities in the military.
2012
The company celebrates its 20th anniversary
Establishment of a joint venture with PSI Global in Hangzhou, UK, to produce and sell high-end compressed air filter elements, which have been certified by the international third-party AEA.
2011
Successfully developed SSD and PD series of environmentally friendly and efficient dryers, which became the export assistant products
Successfully developed zero gas consumption blower zero gas consumption waste heat energy-saving products
Elected as the industry's vice president of the unit.
2010
Jih-Sun Becomes Industry Vice President Unit
2009
Started and participated in Shanghai PTC exhibition for many years to further expand the export sales channels.
2008
Cold Dryer and Filter Products Obtained EU CE Approval
2007
The first batch passed the examination of “production license” and obtained the production license
Developed the patented “tube bundle environmentally friendly” modular refrigeration dryer and began to form a batch export.
2006
Successfully developed a new generation of energy-saving products - waste heat regeneration adsorption dryer
2005
Participate in the formulation of dryer product standards:
JB/T10526-2005 General use of refrigerated compressed air dryer JB/T10532-2005 General use of adsorption compressed air dryer
The development of a large capacity of 550m3/min refrigerated dryer and a large capacity of 350m3/min combined dryer, and put it into operation in Wuhan Iron and Steel Group Company. and put into operation in Wuhan Iron and Steel Group Company.
2004
Computerized Liquid Crystal Type Maxi80 Series Cold Dryers Introduced to the Market
2003
Produced 620 m³/min adsorption dryer for military
Developed super energy-saving steam-heated blast regeneration adsorption dryer, and put it into use in Shanghai Samsung Electronics.
2001
First in China to develop and sell green cold dryers
1999
Risheng 5th Anniversary
Patent “Energy-saving Combined Low Dewpoint Dryer” passed the national appraisal.
1998
Risheng became the first enterprise to pass ISO9001 quality system certification
Patent “Energy-saving Combined Low Dewpoint Dryer” passed the national appraisal.
1997
Energy-saving combined low dew point dryer won the largest order in the thermal power industry: 26 sets of 40 cubic meters order for Hebei Zhangjiakou Shalingzi Power Plant
1996
Risheng purchased the land and started the construction of the first phase of the plant in Muwu Industrial Park, Leizhou
“Energy-saving Combined Low Dew-point Dryer” obtained the national patent.
1995
Became the exclusive agent of the famous British brand dh in China, selling compressed air filters and modular vacuum dryers.
1994
Become the first high-tech enterprise in the industry
1993
Established the Sino-foreign joint venture Hangzhou Risheng Technology & Equipment Co., Ltd. and as the first batch of technology innovative enterprises incubated by the government.
The first generation of Risheng cold dryer was put on the market.
1992
Nissen Kogyo was established to enter the field of compressed air drying and purification, which is still uncharted in Japan.
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