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in 2015 worked with multistack llc, introducing the cutting-edge technology of oil-free centrifugal chillers to develop the china market and asian market;
in 2005 certified with craa and first manufactured oil-free centrifugal chillers in china and put into operation in singapore;
in 2004 modular oil-free centrifugal chillers born, patented and licensed for mass production;
in 2000 guangzhou nanshan jiefeng precision air-conditioning equipment co., ltd. founded and the production of airflow precision air-conditioning units started in china;
in 1999 water-cooled modular chiller with variable water flow invented and patented;
in 1996 completed acquisition of airflow, a company that specializes in producing precision air-conditioners, special air-conditioners and air dehumidifiers which are widely used in hi-tech departments in the military, aerospace & aviation, communication and computer centers;
in 1994 completed acquisition of multistack pry ltd., australia, dunnair pry ltd. and multistack inc. ltd., usa and founded multistack international limited which was later listed on the australian stock exchange;
in 1993 to set up new speed panyu plate heat exchanger co., ltd., china completed the first, is so far the largest and most complete brazed plate heat exchanger production line and its products large-scale application in refrigeration, petroleum, chemical industry, food, energy and other different collar domain;
in 1992 in australia, multistack began to carry out the development of oil free magnetic levitation centrifugal refrigeration compressor;
in 1990 founded yuyao jiefeng air conditioning equipment co., ltd, a professional manufacturer of fan coils, combination air conditioners and ahus;
1988 australian multistack patented technology - modular chiller in china's exclusive right to set up a panyu guangzhou speed energy and cooling equipment co., ltd., production and sales of modular chiller;
2014 jefeng group established management group settled in the factory, started a new change, will lead the company to a higher stage of development.in 2014 set up a management team in china factory which leaded us to a higher stage of development;
in 2005 certified with craa and first manufactured oil-free centrifugal chillers in china and put into operation in singapore;
in 2004 modular oil-free centrifugal chillers born, patented and licensed for mass production;
in 2000 guangzhou nanshan jiefeng precision air-conditioning equipment co., ltd. founded and the production of airflow precision air-conditioning units started in china;
in 1999 water-cooled modular chiller with variable water flow invented and patented;
in 1996 completed acquisition of airflow, a company that specializes in producing precision air-conditioners, special air-conditioners and air dehumidifiers which are widely used in hi-tech departments in the military, aerospace & aviation, communication and computer centers;
in 1994 completed acquisition of multistack pry ltd., australia, dunnair pry ltd. and multistack inc. ltd., usa and founded multistack international limited which was later listed on the australian stock exchange;
in 1993 to set up new speed panyu plate heat exchanger co., ltd., china completed the first, is so far the largest and most complete brazed plate heat exchanger production line and its products large-scale application in refrigeration, petroleum, chemical industry, food, energy and other different collar domain;
in 1992 in australia, multistack began to carry out the development of oil free magnetic levitation centrifugal refrigeration compressor;
in 1990 founded yuyao jiefeng air conditioning equipment co., ltd, a professional manufacturer of fan coils, combination air conditioners and ahus;
1988 australian multistack patented technology - modular chiller in china's exclusive right to set up a panyu guangzhou speed energy and cooling equipment co., ltd., production and sales of modular chiller;
in 1985 ron conry, the engineer of multistack invented modular technology and the world’s first modular chiller was born;
in 1982 a.c.r. equipment (hk) ltd. founded a joint venture in guangzhou, starting its business of air-conditioning and engineering equipments, as well as engineering design and installation for these equipments;