Hebei Langri Heating and cooling Equipment Co., Ltd. Is a manufacturer integratingdesign, manufacturing, production and sales, the company mainly provides air source heat pumpunits, water (ground) source heat pump units, fresh air ventilation units, fan coil units, ventilationequipment, water air conditioning and other cooling and heating equipment. During this periodhe has been focusing on the development of the heat pump industry, constantly absorbing ad. Vanced technologies from all over the world, as well as representative cases of various projects. Nowadays, the heat pump unit has an irreplaceable market share and market demand in the coun-try, and has made great achievements in the fields of urban heating, refrigeration, chemical heatexchange, waste heat recovery, air treatment and purification. Langri has been committed tomaking products more beautiful and practical, the price is more fair and reasonable, and hasalways adhered to the business policy of "chengxin-based, reliable quality, reputation first", andhas won wide recognition from customers through cost-effective products, rapid production, man-ufacturing, delivery system, and excellent pre-sales and after-sales service. Strive for excellencebe at the forefront of the industry, and maintain sustainable development, our company will builditself into a modern enterprise group with diversified economic structure and international busi-ness mode, and we will continue to provide new and old customers with products and services asalways.