Criterion (i): The classical gardens of Suzhou that have been influenced by the traditional Chinese craftsmanship and artistry first introduced by the freehand brushwork of traditional Chinese paintings, embody the refined sophistication of traditional Chinese culture. Criterion (iii): The classical gardens of Suzhou first originated from the ancient Chinese intellectuals' desire to harmonize with nature while cultivating their temperament. Criterion (v): These classical Suzhou gardens are outstanding examples of the harmonious relationship achieved between traditional Chinese residences and artfully contrived nature. Management and Protection Regulations of Suzhou Garden and the Conservation Plan for the World Heritage Classical Gardens of Suzhou have been issued, in which the property area and buffer zone are clearly defined. The ultimate goal is to guarantee the scientific, orderly conservation and management of these classical gardens of Suzhou.