Nanjing Leng De Energy Saving Technology Co., Ltd. was established in 2014. Business scope including refrigeration, air-conditioning equipment and accessories manufacturing, sales; To engage in the import and export business of the products and technologies produced by the enterprise and the import business of machinery and equipment, spare parts, raw and auxiliary materials and technologies required by the enterprise, except the commodities and technologies whose import and export are restricted or prohibited by the State; Energy saving technology consulting service business.