China Railway Design Group Co., Ltd. (hereinafter referred to as China Railway Engineering Group Co., Ltd., formerly the Third Railway Survey and Design Institute Group Co., Ltd.) is the only survey and design enterprise under China National Railway Group Co., Ltd. established in 1953, with assets of 6.9 billion yuan, it is a large enterprise group mainly engaged in general contracting, survey, design, consulting, supervision and project management of railway, urban rail transit and highway projects, It has a class a comprehensive qualification certificate for engineering design and is one of the railway and urban rail transit investment appraisal and consulting institutions recognized by the national development and Reform Commission.
China Railway Engineering Co., Ltd. has more than 4600 employees, including more than 4000 engineering and technical personnel, 6 national survey and design masters, 8 provincial survey and design masters, 2 national level candidates for the new century 100 million talent project, 8 experts enjoying special government subsidies, 106 experts at the provincial and ministerial levels, 177 professor level senior engineers, 1544 senior engineers, and more than 600 registered practicing qualifications. Approved National Engineering Laboratory of digital construction and evaluation technology of urban rail transit; There are national and local joint engineering laboratories for rail transit survey and design, academician and expert workstations, post doctoral scientific research workstations and other R & D platforms. It has advantages in the fields of high-speed railway, heavy haul railway, comprehensive transportation hub, urban rail transit, new rail transit, maglev transportation, and some technologies have reached the international advanced level.
Zibo Dingjie Cleaning Equipment Co., Ltd. snow sweepers and high-pressure washing vehicles enter China Railway Design Group to contribute to the busy factory. The high-pressure washing truck is used to wash the small advertisements on the ground. Dingjie Shengshi headquarters sends professional engineers to carry out on-site training and delivery. Leaders affirmed Dingjie Shengshi equipment and responsible after-sales service at the equipment acceptance site.
Zibo Dingjie Cleaning Equipment Co., Ltd. has been focusing on the production and sales of ground cleaning equipment for more than ten years. The products sold by the company have passed ISO9001 and CE certification. There are more than 300 after-sales service points throughout the country, which can provide free trial run service and localized after-sales service nearby.