About Us

Nanjing Hante Trading Co., Ltd.

Established in 2006, Nanjing Hante Trading Co., Ltd. (hereinafter referred to as "the Company") is a high-tech enterprise integrating research and development, production and sales, and a member of Jiangsu Vacuum Society. It is committed to providing customers with high-quality brand products and thoughtful and perfect after-sales services. The Company mainly produces and sells twin-screw air compressors, oil-free compressors, gas boosters, gas recovery compressors, Leybold vacuum pumps and Leybold vacuum pump oil, etc. and maintains Leybold vacuum pumps. Besides, the Company can also maintain the vacuum pumps of Edwards, Busch, Pfeiffer, Hanbell and other brands, and provide customers with standard and non-standard equipment manufacturing solutions.


The Company's production base is located in Luoyang City, Henan Province, and its sales headquarters is located in Nanjing City, Jiangsu Province. The Company mainly produces and sells twin-screw air compressors, oil-free compressors, gas boosters, gas recovery compressors, Leybold vacuum pumps and Leybold vacuum pump oil, and maintains compressors and vacuum pumps. Besides, the Company also provides customers with standard and non-standard equipment manufacturing solutions. UNIGY oil-free compressor is applicable to the compression of the following media:sf6,Helium,N2,etc.


Our customers cover the industries of electric power, power equipment, food processing, textile industry, pharmacy, chemical industry, machining, automobiles and parts, automobiles tires, lithium battery and wind power, and we win high praise from customers for excellent product quality and perfect after-sales services.

LEARN MORE

Company Culture

Integrity, Innovation, Collaboration, Responsibility

Our Service

Honest and trustworthy, and customer-oriented, to provide customers with perfect services

Products Show

LEARN MORE

News

2024.12.06

The reason for oil leakage caused by Leybold vacuum pump oil seal

1. Poor Sealing: The use of aged or worn O-rings and other seals, or failure to achieve the expected level of tightness during installation can all lead to oil leakage from the seals.   2. Overfilled Oil Level: If the oil level in the vacuum pump is set too high, it may overflow from the bearing cover holes at both ends the bearing housing, subsequently seeping into the interior of the vacuum pump and affecting its performance.   3. Component Damage: Certain components of the vacuum pump, such as bearings, oil seals, rotors, and end covers, if damaged or severely,
LEARN MORE

Industry