1987 start manufacture &sale of intellectualized controlled LiBr absorption chiller/heater developed with Tokyo gas company.
1987 start manufacture &sale of intellectualized controlled LiBr absorption chiller/heater developed with Tokyo gas company.
1987年开始生产和销售与东京燃气公司开发的智能控制溴化锂吸收式制冷机/制热机。