Manufacturer

Tengzhou Yadong Rotary Joint Co., Ltd.

Address: No. 2555, Zhenxing North Road, Tengzhou City, Zaozhuang City, Shandong Province

Company website: http://www.tzyadong.com/

Company Overview

Tengzhou Yadong Rotary Joint Co., Ltd. (Tengzhou Yadong Rotary Joint Research Institute is affiliated to Tengzhou Yadong Rotary Joint Co., Ltd.) is a professional serial production and research and manufacturing factory of rotary joints with a history of more than 30 years. In addition to supplying 1/4"-12" (8-300mm) commonly used types Q1, Q2, DB, BA, DY rotary joints, the factory also researches, designs and manufactures high-speed, high-temperature and high-pressure rotary joints. In addition to producing rotary joints, the company also supplies a variety of products such as threaded, flanged connections, high, medium and low-pressure metal hoses, intermediate pipe joints, siphon elbows, etc.

Ningbo Lotofoss Automation Technology Co., Ltd.

Address: No. 55, Yingluohe Road, Daqi Auto Parts Park, Beilun District, Ningbo City, Zhejiang Province

Company website: http://www.rotofluxasia.com/

Company Overview

Ningbo Rotoflux Automation Technology Co., Ltd. is a wholly-owned subsidiary of RTOFLUX in China. In order to better serve and develop the Asian market, Rotoflux established Ningbo Rotoflux Automation Technology Co., Ltd. in Ningbo, China in 2014, responsible for sales and after-sales service in Asia. It is equipped with a logistics warehouse and has long-term inventory, which greatly shortens the delivery time required by Chinese customers. Founded more than 20 years ago, ROTOFLUX has designed and manufactured many rotary joints with a wide range of functions for equipment applications in different industries with excellent quality, high cost performance and perfect after-sales service, thus promoting the development of the industry. ROTOFLUXROTOFLUX is known for its speed. It usually responds to customer needs within 24 hours and delivers products to customers in a shorter time. ROTOFLUX is headquartered in Milan, Italy, with wholly-owned subsidiaries in Germany and China, and an authorized dealer network covering the world.

Yuhang Aerospace Equipment Co., Ltd.

Address: No. 99, Liutun Road, Machinery Industrial Park, Tengzhou City, Zaozhuang City, Shandong Province

Company website: http://www.xuanzhuanjietou.com.cn/

Company Overview

Yuhang Aerospace Equipment Co., Ltd. (formerly Tengzhou Rotary Joint Factory) covers an area of 14,000 square meters, with an office area of 8,000 square meters. The company has 78 employees and produces more than 100,000 joints per year. Its products are sold at home and abroad. Yuhang Aerospace Equipment Manufacturing Co., Ltd. is a well-known domestic manufacturer of rotary joints. It is a professional sealing product manufacturer integrating research, development and manufacturing. For many years, it has been committed to the research and development of supporting fluid dynamic and static transmission sealing devices and fluid drainage winding connection pipe fittings. The main products are: rotary joints, high-pressure rotary joints, high-temperature rotary joints, high-speed rotary joints, imported rotary joints, quick joints, metal hoses, pipeline compensators, quick-change joints, sealing stack rings, R-shaped expansion rings, siphons, flowmeters, water transfer valves and other sealing supporting products. Products are widely used in: military industry, aerospace aircraft carriers, aerial refueling aircraft, steel, special converter joints, hydraulic slip rings, blast furnace mud gun hydraulic joints, continuous casting rotary joints, heating furnace rotary joints, papermaking, packaging, chemicals, rubber, plastics, textile printing and dyeing, glass, starch, petroleum, medicine, washing, tobacco, drying, electricity, food and other industries. In order to develop and serve the markets of various countries in the world, Tengzhou Rotary Joint Factory was formally restructured into Aerospace Equipment Manufacturing Co., Ltd. The Aerospace Company currently has 27 sets of processing centers and special equipment, strictly in accordance with Chinese quality standards to provide high-quality products, in line with the world and exported to the international market. The existing Aerospace Company has successfully replaced foreign rotary joints and converted them into localization. The foreign rotary joints such as DEUBLIN of the United States, NOFF-NOYTON of the United States, MAIERHEIDENHEIM of Germany, SGK of Japan, SHOWAGIKEN of Japan, ROTOFLUX of Italy, ROTARY.JOINT of Taiwan, KOTRA of South Korea, SANWO of Sanhe, and SRJ of South Korea have been converted into localization. The company has passed the quality system certification and obtained the high-tech enterprise in 2016. Many technical personnel have gone to the United States, Japan, Taiwan, Petrochemical Corporation, Metallurgical Ministry, Electric Power Ministry, General Equipment Department, Air Force, Shengli Oilfield product supply units. The company regards quality as life, has established and improved a complete set of quality assurance systems, and has won praise from users.

Enfu Commercial (Shanghai) Co., Ltd.

Address: Unit 01, 04, 8th Floor, Building B, Phase III, Qiantan World Trade Center, No. 11, Lane 221, Dongyu Road, Shanghai Pilot Free Trade Zone

Company website: http://www.nok-freudenberg.com/

Company Overview

ENFU (China) is equally funded by NOK Co., Ltd. (Japan) and Freudenberg Sealing Technologies Group (Germany), aiming to provide domestically produced or imported sealing products for the fast-growing Chinese market. NOK Co., Ltd. (Japan) NOK Co., Ltd. (Japan) is a Japanese oil seal manufacturer with a long history. It is also one of the largest sealing product manufacturers in the world. In 1959, the "Lubrication Theory of Oil Seals and Sealing" published by NOK Co., Ltd. theoretically explained the sealing mechanism for the first time. It can be seen that NOK has played a pivotal role in the development history of the world's sealing industry. Freudenberg Sealing Technologies Group (Germany) As a sealing technology expert, Freudenberg Sealing Technologies Group is involved in many industries, such as: automotive industry, civil aviation, mechanical engineering, shipbuilding, food and pharmaceuticals, agriculture and construction machinery. It is not only a supplier of customers in various fields, but also their trusted development and partner. ENFU (China) ENFU (China) was invested and established in China by two global leaders in the sealing industry. Its products are widely used in the automotive industry and general industry. ENFU (China) consists of 4 sales companies and 3 production bases. The production bases are located in Wuxi, Changchun and Taicang, and the sales companies are distributed in major cities across the country including Hong Kong.

Hangzhou Zhizheng Technology Co., Ltd.

Address: No. 271, Shuyun Road, Cangqian Street, Hangzhou City, Zhejiang Province

Company website: https://www.sfrchain.cn/

Company Overview

Zhizheng Co., Ltd. is a high-tech enterprise that focuses on providing professional chain drive solutions for customers in different industries around the world. Since its establishment, it has been mainly engaged in the research and development, production and sales of automotive chains and industrial chain drive systems. The company has always adhered to the development concept of "those who hold the right path will go far". Relying on its own continuous technological innovation capabilities and lean management system, it has developed into one of the few large-scale advantage companies in the industry that has both automotive chain drive and industrial chain drive. The company's main products are used in various motorcycle transmission systems and automobile engine timing systems, as well as transmission, conveying, traction and other scenes in the chain drive of industrial equipment. According to the certification documents issued by the Chain Drive Branch of the China Machinery General Parts Industry Association, in recent years, the company has been at the forefront of the domestic chain drive industry. With many years of production experience accumulation and technology research and development investment in the industry, the company has more than 160 patents. Thanks to its emphasis on R&D and innovation and years of technical accumulation, the company has won many honors such as the National Specialized "Little Giant" Enterprise, High-tech Enterprise, and has become the vice chairman unit of the Chain Drive Branch of the China Machinery General Parts Industry Association since July 2022. The company's products have been widely recognized by customers in many countries and regions such as Europe, America, Southeast Asia, Africa, etc. The company has also become a supplier to well-known companies in different industries such as industrial machinery and vehicle manufacturing, such as Sundiro Honda, Qianjiang Motorcycle (000913), NIU, Hangcha Group (603298), YTO Group (601038), Zhejiang Dingli (603338), Germany's IWIS Group, Indonesia's PT Astra Group (PT Astra), Europe's FB KETTEN Group, etc.

NOK Corporation

Address: Japan

Company website: https://www.nok.co.jp/

Company Overview

NOK of Japan - a pioneer and contributor in the world's sealing industry. NOK Co., Ltd. was founded in 1939. It is one of the earliest oil seal manufacturers in Japan and one of the largest international sealing product manufacturers. It is a Japanese stock listed company with annual sales of 25-30 billion yuan. NOK products occupy more than 70% of the market in Japan and more than 50% of the market in other countries. NOK has always maintained an advanced level in the technical research of the world's sealing industry. Most of the research has not been done by predecessors, turning many "impossible" into "possible". In the late 1950s, the "lubrication theory of oil seals and seals" was first created to explain the sealing mechanism theoretically. The high-temperature and high-pressure resistant polyurethane synthetic rubber developed in the 1960s was awarded a world patent. With its unique rubber material formula, NOK has developed a large number of high-quality sealing products (up to 130,000 types), which can be equipped with different sealing products under different working conditions, pressures, temperatures, speeds, and media levels. The history of NOK is the history of Japan's oil seal manufacturing industry. For more than 60 years, NOK's technical experts have worked with users from various industries to design their sealing systems, track and provide services throughout the entire process of using NOK products, and have accumulated rich experience in the design, manufacture and application of advanced sealing systems in various industries. NOK products are widely used in general industry, automobile industry, motorcycle industry and other industries.