>Handle them gently while carrying, avoid fierce crash, vibration and smash.
>The source material is clay of several hundreds years old in river beds; it is firm, stead and will not become deformed easily, some clay sculptures (line drawing series) are not protected by white gum powder, so please do not expose them to humidity. Do not put any container with liquid like water beside the clay sculpture. Make sure the sculpture is not exposed to rain drops. Do not touch it with your hands when they are wet. Do not place them in areas of high humidity, e.g. bathroom.
>The clay sculpture should be placed where the temperature is between 0 and 45 Celsius degrees and the humidity is between 35 and 85%. Or keep it in shade where air flows smoothly and where there is no direct sunshine. Otherwise the sculpture could lose its color because of overheat.
>To clean the surface of the clay sculpture, one can use a pump to remove dusts and cotton velvets; to clean up fingerprints and other stains, one can rub the surface gently with dry soft cloth.