The key is its structure, the production process and the structure of three-dimensional garage: the production process is generally no problem parking garage. Structure more simple, sealing better, good replacement parts, life expectancy is longer. So the election should take into account the three-dimensional garage after the warranty period, parking card, three-dimensional garage sale: the warranty period is now three-dimensional garage probably similar. Stereo garage bad good repair, Sanmenxia parking garage, repair costs Gaobu Gao. Recommended choose a long service life, the structure is relatively simple, good parts replacement mobile parking garage. Parking garage level segment gentle slope straight length of not less than 3.6m, self-parking garage, curve slope segment horizontal length of not less than 2.4m, and the curve radius shall not be less than 20m. More than 10% of the ramp set ramp, in order to prevent the car's front, rear and underbody grazing. Gentle slope must ensure 1/2 (6% to 7.5%) normal slope attached to it instead of other values. Practice gentle curve linear ramp as good as practical, first, because the curve ramp (2.4m) can be shorter than the linear ramp (3.6m), and second, gentle curves smoother, more comfortable. Parking garage card | Xiang Ding Group (certified) | Sanmenxia parking garage is provided by Henan Xiang Ding Machinery Co., Ltd Henan Ding Xiang Machinery Co., Ltd. (www.hnxd100.com) (www.xiangding999.com) is Zhengzhou, machining leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs. Xiang Ding Group in leadership with the staff warmly welcome all inquiries negotiations to create Xiang Ding Group better future.