Jierui is specialized in making prototype models of all kinds of homely used appliances such as acoustics, colour displays, fridges, copiers, printers, handsets, cosmetics, water dispensers, microwave ovens, ovens, crushing paper machines, glue applying machines, POS machines, phones, fax machines, coffee pots, PDC, DVD, PC pans, portable computers, game machines, children bikes, motor appurtenances, electric motorcars, electric tools, toys and other office things.