Inner Mongolia Zhongtian Chuanglian Technology Co., Ltd. ("Zhongtian Chuanglian"), a subsidiary of Inner Mongolia Zhongtian Hongyuan Remanufacturing Co., Ltd., is a high-tech company specializing in the development, production and service of long-life ball and pinion couplings and universal joints, which Long-term cooperated with the Chinese Academy of Sciences and Shanghai Jiaotong University.Registered and authorized 15 national patents, the company has strong technical research and development, production transformation, professional field application development, full-time technical services and other comprehensive capabilities, the main products are used in metallurgy, petroleum, transportation, mining and other industries, the product quality has been highly recognized by users, and the metallurgy, petroleum and other industries have been widely used. Zhongtian Chuanglian's independent intellectual property ball-and-pinion coupling,ball-tooth universal coupling,ball-tooth clutch universal coupling,screw pump coupling and other ball-tooth series are used to replace traditional cross couplings，Traditional cross couplings, drum teeth couplings, cross couplings,and plum couplings, as well as cross-shaft universal joint shafts.Through practical application, its life is more than three times that of other types of couplings, which can save costs by 50% to 60% for users, and has a high comprehensive cost performance, which is highly praised by users. Zhongtian Chuanglian Spherical Tooth Series Patented Products have been widely used in Laiwu Iron and Steel Co., Ltd. of Shansteel Group, Rizhao Iron and Steel Holding Group, Hebei Jingye Iron and Steel Group, Hebei Qianjin Iron and Steel Group, Shandong Taishan Iron and Steel Group, Daqing Drilling Engineering Company, Yellow River Drilling Pipe Company, Taian Hualu Heavy Forging Machine Tool Co., Ltd., Sino-German Joint Venture Weifang Sabert Precision Transmission Equipment Co., Ltd and other enterprises. The universal shaft for the main drive of the rolling mill has been used satisfactorily in some steel plants, and has gradually expanded its use scale and field. With its advanced structure and good use effect, Zhongtian Chuanglian spherical tooth series transmission products provide the end users with stable and long-term efficiency, convenient installation and easy maintenance of cost-effective solutions, and will certainly become a shining star in the future transmission industry!