Shandong Zhong a Machinery Co., Ltd. is a collection development, production, sale, lease, high-altitude high-tech enterprise integrated operating equipment, the company has first-class design centers, manufacturing centers and testing centers, the company’s main products are ZLP series of high-altitude hanging baskets, material hoist and so on. Production technology in order to achieve the same industry-leading level. To meet the high-rise and mid-rise building facade construction, pl