|1977||Oct.||Koei Unyu Kiko Co., Ltd. established.
Trade name changed to Koei Logics in 1991.
|1996||Apr.||NK Kankyo Corp. created by merging the above-mentioned 3 companies.|
|2000||Dec.||Sendai Plastics Recycling Plant started up.|
|2002||Apr.||Kawasaki PET Bottle Recycling Plant started up.|
|2003||Apr.||Company name changed to JFE Kankyo Corporation.|
|2004||Feb.||Tsurumi Fluorescent Lamp Recycling Plant started up.|
|2005||Aug.||Ohgishima Incineration Plant, Fukuyama Incineration Plant,
Business succession of Fukuyama Landfill Disposal Site.
|2006||Apr.||Yokohama Clean Resource Recycling Plant started up.
Sendai Clean Resource Recycling Plant started up.
|2007||Jul.||Chemical plant expanded (waste liquid biological treatment and waste oil incineration).|
|Oct.||Shinko Recycle Corporation is set up, and the Sendai material recycling department is spun off into a separate company.|
|2008||Apr.||JFE Kankyo Logitech Corp. established as one of group companies of JFE Kankyo Corp.|
|Jun.||Fukuyama RPF Plant started up.|
|Oct.||Business Transfer of Sendai Business Division to Shinko Recycle Corp.|
|Dec.||JFE Wierec Corporation is established as a new group company.|
|2009||Jul.||Transfer of container recycling business to JFE Plastic Resource Corp., which is 100% owned by JFE Steel Corp.|
|2010||Mar.||Recycling Management Japan, Inc. became one of group companies of JFE Kankyo Corp.|
|Apr.||Fukuyama Fluorescent Lamp Recycling Plant started up.|
|May.||Shares of NS-Yushiro Co., Ltd. was acquired and the company became one of group companies of JFE Kankyo Corp.
Business tie-up contract with Takeei Co., Ltd. was signed.
|2011||Jul.||Recycling Management Japan, Inc. Yokohama Plastic Recycle Plant is absorbed and split.
NS Yushiro Corporation is bought out.
Yokohama Eco-Clean starts operating.
|2012||Oct.||Fukuyama Plastic Material Recycling Plant started up.|
|2013||Dec.||Acquired qualification certified by the Ministry for detoxification treatment of waste containing low concentration PCB.|