To meet the customers' over-expected pleasure , we have now our solid crew to supply our greatest all round assistance which includes marketing, sales, planning, production, top quality controlling, packing, warehousing and logistics for Air Quality Sensor Pm2 5, , , ,. We adhere on the tenet of "Services of Standardization, to meet Customers' Demands". The product will supply to all over the world, such as Europe, America, Australia,Kuwait, Burundi,Islamabad, Slovenia.All these products are manufactured in our factory located in China. So we can guarantee our quality seriously and availably. Within these four years we sell not only our products but also our service to clients throughout the world.