LeesGreen® BWMS is hereinafter referred to as "System". System is the technical achieve-ment of Shanghai Lee’s FUDA Electromechanical Technology Co.,Ltd. The company is specialized in BWMS design, manufacturing, installation, technical consulting, sales and service high-tech entities. The company cooperates with Environmental Engineering Academy of Shanghai Jiaotong University and fulfill the achievement after R&D for several years.