In 2004, the Ministry of Science and Technology approved the establishment of Henan Superhard Materials Industrial Base. The base is located in Zhengzhou High-tech Zone. It is mainly composed of Zhengzhou Superhard Material Industrial Park, Changge District Yellow River Diamond City, two relatively concentrated areas, and Nanyang Zhongnan Diamond Company and Sanmenxia Jinqu Group. Henan is the main source and industry center of China's superhard materials, and is an important R&D and industrialization base for superhard materials in China. Superhard materials, as a characteristic industry with independent intellectual property rights in Henan Province and occupying a place at home and abroad, have been highly valued by Henan Province and Zhengzhou City for many years and have been included in key development areas. The superhard materials industry is in the local industry. Structure optimization and the promotion of economic development have played an important role.
The base covers an area of ​​about 5 square kilometers. At present, it has formed a relatively concentrated industrial development group consisting of backbone enterprises and small and medium-sized technology enterprises. There are more than 120 super-hard materials and products enterprises, including more than 40 enterprises above designated size. There are 12 enterprises with annual sales income of more than 50 million yuan, 5 enterprises with more than 100 million yuan, and 1 enterprise with more than 1 billion yuan. From a nationwide comparison, Henan's superhard materials industry with the base as its core has a series of advantages in research and development, talents, technological achievements, industry, information, market and industry service management.
As an industry center of the national superhard materials industry, Henan Superhard Materials Industry Base has dozens of well-known domestic and foreign backbone enterprises, and has more than 1,000 sets of 6X12MN large presses and nearly 200 sets of domestically advanced and independent intellectual property rights. Type presses, the newest presses in all provinces and cities nationwide installed the most; has formed a complete range of raw and auxiliary materials, diamonds and products, cubic boron nitride and products, diamond micro-powder, product-specific equipment, standard testing equipment Industry chain.

Hitachi Elevator Spare Parts

Hitachi Elevator Spare Parts, Hitachi Elevator Parts


Hitachi has been developing and manufacturing elevators and escalators for about 90 years. Social demands on elevators and escalators changed dramatically over time: faster, larger, and barrier-free and required.

History of Hitachi's Elevator and Escalator Business

  • 1924Lift manufacturing at the Kameido plant
  • 1932First elevator delivered (to Tokyo Electric Power)
  • 1937First escalator delivered (to Osaka Railway Department Store)
  • 1956Hitachi Building Services Co., Ltd. founded (currently known as Hitachi Building Systems Co., Ltd.)
  • 1966Hitachi Elevator Engineering Co ., (Hong Kong) Ltd. founded in Hong Kong
  • 1967Construction of an elevator research tower in the Mito plant completed (90m in height)
  • 1968300m ⁄ minute ultra high speed elevator delivered to the Kasumigaseki Building, Japan's first skyscraper
  • 1972Hitachi Elevator Engineering (Singapore) Pte. Ltd. founded in Singapore
  • 1974Delivery of 540m ⁄ minute elevators to skyscrapers in Shinjuku
  • 1987Hitachi Mito Engineering Co., Ltd. founded
  • 1991Siam-Hitachi Elevator Co., Ltd. Founded in Thailand
  • 1998Three affiliated companies in China merged to found Guangzhou Hitachi Elevator Co., Ltd.
  • 2003Opened Hitachi Building Solution Lab
  • 2007Guangzhou Hitachi Elevator Co., Ltd. renamed to Hitachi Elevator (China) Co., Ltd.
  • 2008Hitachi Lift India Pvt. Ltd. foundedDelivered the world's highest class ultra fast double deck elevators to the Shanghai World Financial Center
  • 2009Introduction of the Company systems leads to the establishment of the Urban Planning and Development Systems Company
  • 2010Completed elevator research tower [G1TOWER" (213m in height) for Mito WorksFounded Hitachi Elevator Asia Pte. Ltd. as a general elevators and escalators business company for the Southeast Asia, India, and Middle East regionsCompleted elevator research tower (172m in height) for Hitachi Elevator (Shanghai) Co. Ltd.
  • 2011Founded Hitachi Elevator Philippines CorporationDelivered 600m ⁄ minute elevators to the Al Hamra Mixed-Use Complex in Kuwait.


Hitachi Elevator Spare Parts, Hitachi Elevator Parts

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