Shenyang Maiersen Enviro-Tech Co.,Ltd located at Shenyang China (Northeast China), is a firm of product R&D, manufacturing, sales, supplying and service after sales of air purification products and environment protection products to worldwide market.

SMET engaged in Air purification product, Environmental products and so on.

Pre-filter media, ceiling filter, paint stop filter, activated carbon filter, activated carbon pocket filter, primary efficiency filter, medium efficiency filter, high efficiency filter, bag type air filter, cleaning passage, Air shower, FFU(Fan Filter Unit) and other purification equipment and products for clean room and HVAC ventilation system Air filter, , High Efficiency Particulate Air Filter, primary efficiency particulate air filter, tank type air filter, bag type air filter, cleaning passage and so on 　　 Our products are widely used in environment protection, industrial spraying equipment, automotive manufacturing, air conditioning manufacturing plant, pharmaceutical factory, hospital, food factory, furniture factory, hardware plastic factory, electric factory, scientific research institute, scientific research institute, building construction and other ventilation air conditioning system, as well as the sensitive production process, aerospace, metallurgy, turbine, nuclear power and other air purification. The company also provides technology design for many areas, such as the electronic industry, pharmaceutical industry, clean room and other related products.  Let us work together to create a better clean world!