20
20+ year
Development
1000
1000+
Clients
50
50+
Countries
100
100+m³
Daily capacity


Since its establishment, Shanghai Sinap Membrane Separation Technology Co., Ltd. (SINAP) has developed step by step into the most widely operated and influential enterprise in the industry with the business promotion concept of "strategy first, business success, and management oriented".


The company is a high-tech enterprise in Shanghai, an executive director unit of the China Membrane Industry Association, and a professional manufacturer of flat film. Snape flat film has been applied in the treatment of municipal wastewater, printing and dyeing leather wastewater, food wastewater, steel mill emulsion, coal chemical wastewater, papermaking wastewater, etc., partially replacing imports. At the same time, membrane products have also been exported to major developed economies such as Europe and America, with exports reaching 51 countries and regions, and the products have received high praise.


Snape has always attached great importance to product research and development as well as technological progress in production processes. It has obtained multiple invention patents and has been honored with the China Membrane Industry Association's Technology Progress Award and the China Membrane Industry Model Enterprise.



  • 2019

    SINAP has been awarded the title of "Shanghai Contract abiding and Creditworthy Enterprise".

    2019
  • 2018

    SINAP flat film won the title of "Shanghai Energy saving Product";

    2018
  • 2017

    SINAP has become one of the main suppliers in the international flat film market and has been widely used in developed countries such as Europe and America;

    2017
  • 2016

    SINAP flat membrane components and assemblies have been rated as "Shanghai Environmental Protection Products";

    The first batch of A-level credit enterprises in the Chinese film industry evaluated by the Ministry of Commerce;

    2016
  • 2015

    SINAP was awarded the honorary title of "Model Enterprise in China's Membrane Industry" by the China Membrane Industry Association;

    2015
  • 2013

    SINAP has won the title of "Specialized, Refined, Unique and New Small and Medium sized Enterprise" in Shanghai for the first time;

    2013
  • 2012

    SINAP has been awarded the "Shanghai High tech Enterprise" certificate for the first time and has continued to do so to this day;

    SINAP flat film won the second prize for scientific and technological progress from the China Membrane Industry Association;

    SINAP flat film export overseas single largest MB R project, with a film area of 9000 square meters

    2012
  • 2011

    SINAP flat film won the "National Key New Product" award;

    2011
  • 2010

    SINAP flat film begins mass export;

    SINAP flat film has been awarded the certificate of "National Key Environmental Protection Practical Technology";

    2010
  • 2009

    SINAP flat film is first applied to a thousand ton project - Shanghai Baoshan Iron and Steel Plant 3840m

    SINAP has been awarded the ISO 9001-2008 Quality Management System Certification by the Great Wall Quality Assurance Center, which has been ongoing to this day;

    2009
  • 2008

    Shanghai Snape Membrane Separation Technology Co., Ltd. was established, and the third-generation SINAP flat membrane was born;

    2008
  • 2003

    The first commercial application of SINAP flat film (Shanghai urban hotel laundry wastewater);

    2003
  • 2002

    Successfully developed the first generation SINAP series flat film;

    2002
  • 1980

    Initiate research and development of ultrafiltration membranes;

    1980

2019

  • 2019

    SINAP has been awarded the title of "Shanghai Contract abiding and Creditworthy Enterprise".

2018

  • 2018

    SINAP flat film won the title of "Shanghai Energy saving Product";

2017

  • 2017

    SINAP has become one of the main suppliers in the international flat film market and has been widely used in developed countries such as Europe and America;

2016

  • 2016

    SINAP flat membrane components and assemblies have been rated as "Shanghai Environmental Protection Products";

    The first batch of A-level credit enterprises in the Chinese film industry evaluated by the Ministry of Commerce;

2015

  • 2015

    SINAP was awarded the honorary title of "Model Enterprise in China's Membrane Industry" by the China Membrane Industry Association;

2013

  • 2013

    SINAP has won the title of "Specialized, Refined, Unique and New Small and Medium sized Enterprise" in Shanghai for the first time;

2012

  • 2012

    SINAP has been awarded the "Shanghai High tech Enterprise" certificate for the first time and has continued to do so to this day;

    SINAP flat film won the second prize for scientific and technological progress from the China Membrane Industry Association;

    SINAP flat film export overseas single largest MB R project, with a film area of 9000 square meters

2011

  • 2011

    SINAP flat film won the "National Key New Product" award;

2010

  • 2010

    SINAP flat film begins mass export;

    SINAP flat film has been awarded the certificate of "National Key Environmental Protection Practical Technology";

2009

  • 2009

    SINAP flat film is first applied to a thousand ton project - Shanghai Baoshan Iron and Steel Plant 3840m

    SINAP has been awarded the ISO 9001-2008 Quality Management System Certification by the Great Wall Quality Assurance Center, which has been ongoing to this day;

2008

  • 2008

    Shanghai Snape Membrane Separation Technology Co., Ltd. was established, and the third-generation SINAP flat membrane was born;

2003

  • 2003

    The first commercial application of SINAP flat film (Shanghai urban hotel laundry wastewater);

2002

  • 2002

    Successfully developed the first generation SINAP series flat film;

1980

  • 1980

    Initiate research and development of ultrafiltration membranes;

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