Lingyuan ventilation equipment sales company with an international background is that central air-conditioning system at the end product and fire ventilation products specializing in manufacturing sales and services company, is China Air Conditioning Industry Association member units, high-tech enterprises in Shandong Province is committed to the world's most advanced center air conditioning system service concept spread to China, and to whom tireless pursuit of efforts to build China's best central air conditioning service brand. We always knew the moment clear: professional level of technical support and customer service is the company's most sincere strong core competitiveness; therefore, we have a full range of products for central air-conditioning and air-conditioning system with a comprehensive understanding above, We are still trying to learn all the time, constantly improve their own technical and service level, the real "stop", "nanny" services to customers. "To meet customer needs, creating customer value" is Lingyuan service concept, "to provide customers with the best service" is our eternal pursuit, we will strive to be your most satisfied with the cooperation partners, to improve the quality of human life, creating fresh living environment, to build China's best central air conditioning service brand, and make unremitting efforts. The main content of my unit and services: 1: All sales of central air-conditioning end product sales and industrial equipment, the sale of ancillary products fire, central air conditioning installation, indoor ventilation, fire smoke air conditioning engineering, industrial support products, fire support Products include: water systems electric heater / air duct electric heater / electronic water treatment / water softening equipment / wholly integrated water / water pump / water supply equipment, water regulator, voltage regulator expanded replenishment unit / expansion tank / expansion tank / various outlet / diffuser / various large (in) LCD Thermostat / various three-speed switch / various electric valve / electric air flow control valve / Manual valve / damper / exhaust air / various fan / air curtain / super composite duct, extruded sheet, polyurethane, phenolic plate. / Rubber insulation materials / imports (domestic) automatic water valve / safety valve, expansion tank / electric valve, pressure control valve actuation (static) state balancing valve, solenoid / various heat exchanger, stainless steel water tanks / water Switch / metal soft connection, brass ball valve, filter / fan coil and air disk motor, rotor / central air conditioning and project control box / frequency control cabinet / host with distribution cabinet, distribution box, automatic replenishment compressor, drill welded plate heat exchanger, a four-way valve, cooler, dry filter / air conditioning pipes and other differences related products / 2: central air conditioner compressor parts, refrigerants, cleaning agents, solenoid valves, globe valves, pressure switches, pressure sensors, temperature control, early, middle and high efficiency filters, pressure gauges, temperature switches, pressure controllers, flow switches, control board, programmable controllers, electric valves, phase sequence protection, oil filter, dried filter, expansion valve, four-way valves, contactors and so on.