Plastic track has a certain softness. During exercise does not appear the case of accidental fall is inevitable, if it is a direct fall on the ground, the hardness of the ground itself will give you a hard response. If the plastic runway, the plastic stadium runway during fall, the plastic runway softness will play its role to reduce the damage to a minimum, it is also true for children. The basic point retest measurements with total stations (2 〃 level) both the center and the center of the diameter of the radiation through the first and the accuracy of the eight relevant point, if we find the error must promptly report and make the appropriate adjustments. Base layer quality inspection, no obvious cracks runway basic requirement, even a firm surface, without anesthesia playground plastic runway surface, seams smooth light 1) smooth, marginal line angle clear, free of defects. , After watering or rain water and no wave phenomenon. 2) based conservation period should reach over 21 days. 3), surface construction preparation plastic runway construction, Camry sports (certification), plastic runway provided by the Dongguan City Camry sports facilities Engineering Limited. Dongguan City Camry Sports Facilities Engineering Co., Ltd. (www.kmtyss.com) Dongguan, Guangdong, related products leader, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In the Camry sports leadership with the staff warmly welcome all inquiries negotiations to create the Camry sports a better future.