Shandong Yonghua Purification Technology Co., Ltd., established on 2014-07-18, The business scope includes the production of second-class medical devices,Sales;Medical and Household Filters,R & D and production of filter elements,Sales;Air purification engineering construction;Clean room system engineering,Engineering design and installation of modular laminar flow operating room;Air purification,Production of water purification equipment,Sales,Install;Research and development and transfer of air purification equipment production technology;Air purifier inspection and testing equipment production,Sales and technical service;Piping and Equipment Installation Services;filter manufacturing,Sales;Municipal Road Engineering,Road construction,building engineering,Urban Lighting Project,plumbing(Excluding long-distance pipelines for hazardous chemicals),Earthwork,Steel structure engineering,Building decoration project,Fire facilities engineering,Environmental Engineering,Industrial and mining engineering construction,Environmental Engineering,Building intelligent engineering design,construction;Construction machinery and equipment operating leasing;Electrical Installation Services;Cleaning of central air-conditioning equipment and accessories,Sales;Professional cleaning of air handling equipment,disinfect,repair service;Indoor Appliances,refrigeration equipment,Air Conditioning Equipment Sales,repair;Air and atmosphere protection and restoration engineering construction activities;Import and export of goods and technology(Except for goods restricted by the state and prohibited by the state for import and export).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)