Introduce

Who we are

    Hangzhou Hangyang Co., Ltd., with more than 1,500 employees, serves customers in technology, energy, petrochemical and industrial markets worldwide with a unique portfolio of products, services and solutions, providing large, medium and small size Air Separation Units as well as the petrochemical equipment Founded in 1950, Hangyang has built leading positions in air separation industry in China, The company is recognized for its innovative culture, operational excellence and commitment to safety and the environment and is listed in the top 500 powerful enterprises in the National Machine & Industry Ministry,China. Hangyang’s products have been supplied to the area all over the country and exported to over 30 countries and regions in the world, in which some products were purchased and accepted by the famous international ASU suppliers, such as MESSER, BOC and PRAXAIR, etc..

    Hangyang has the ability to design and manufacture over 40-45 sets of large/medium size  ASUs per year，which is equivalent to the total oxygen output of 600,000-700,000m³/h. In 2005, it has produced 41 sets of large size ASUs, in which 17 sets are the ASUs with the capacity of 20000-50000m³/h. The turnover of the main business is 1.73 billion RMB Yuan and the total order amount of ASUs is 2 billion RMB Yuan in 2005. In 2005, the overseas business of ASU products has exceeded 40 million USD which is 17% of total order amounts in the year.

Where we are

Company History

    1950 Hangzhou Oxygen Plant Manufactory was founded.
    1956 We successfully produced and commissioned the first set of  30m³/h air separation plant in China.
    1957   The first base for production of air separation plant and liquefaction plant in China was established in Hangzhou Oxygen Plant Manufactory.
    1978   We imported the know-how for design and manufacturing of 10000 m³/h air separation plant and the technology for controlling of large air separation plant from Linde,German..
    1978   We transferred the know-how for manufacturing the fins of plate-fin heat exchanger and the system to Linde,German.
    1984   We were awarded the License for designing and manufacturing Class 1,2 and 3 pressure vessels.
    1988   We were the first to develop 6000 m³/h air separation plant of the normal temperature purification process by molecular sieve with the booster turboexpander and DCS. And we also imported the know-how for manufacturing pressure swing adsorption system from Linde, German.
   1989   We were awarded the Authorization Certificate for design and Manufacturing of boiler & Pressure Vessel and Stamps U and U2 by ASME,USA.
   1991   We imported the large vacuum brazing furnace and technology for design and processing of aluminimum plate-fin heat exchanger from SW, USA.
   1992   We manufactured the first set of 14000 m3/h air separation plant with the normal temperature purification process by molecular sieve with the booster turboexpander
   1993   Hangzhou Oxygen Plant Manufactory was renamed as Hangzhou Oxygen Plant Group Company.
   1994   Hangzhou Hangyang Air Liquid Co.,LTD (Sino-France Joint Venture) was set up, which we had shares in.
   1995   Hangzhou Oxygen Plant Group Co.,LTD was established.
   2002   Hangzhou Hangyang Co.,LTD was established because of reform in our stock sharing system.

Management Principles
   Hangzhou Hangyang Co.,LTD 's management principles state the purpose of our business activities, and also provide a basis for its operations. It embodies the key concepts of “Respecting human dignity, innovation and development ”.Also, we regard “understanding, integrity, passion” as our core values to be the catalysts for our sustainability progress.