1980

Started the research and development of ultrafiltration membranes

2002

Successfully developed the first generation of SINAP series flat membrane

2003

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

2008

Shanghai SINAP Membrane Separation Technology Co., Ltd. was established, and the third generation of SINAP flat membrane and membrane bioreactor components was born

2009

SINAP flat membrane was first applied to a thousand-ton project—the 3,840-ton cold-rolling wastewater of Shanghai Baoshan Iron and Steel General Plant. SINAP was awarded the ISO9001-2008 quality management system certification issued by the Great Wall Quality Assurance Center and has continued to this day.

2010

SINAP flat film began to export in batches, and SINAP flat film won the certificate of "National Key Environmental Protection and Practical Technology"

2011

SINAP flat film won the "National Key New Product"

2012

SINAP won the "Shanghai High-tech Enterprise" certificate for the first time and has continued to this day. SINAP flat film won the second prize of the 2010-2011 China Membrane Industry Association Science and Technology Progress Award. SINAP flat film exported overseas with a single film area of 9,000 square meters

2013

SINAP won the title of "Specialized, Specialized and New Small and Medium-sized Enterprises" in Shanghai for the first time

2015

SINAP won the honorary title of "Model Enterprise of China Membrane Industry" by China Membrane Industry Association

2016

SINAP flat membrane elements and modules were rated as "Shanghai Environmental Protection Products", and became the first batch of AAA credit enterprises with the highest credit evaluation by the Ministry of Commerce in China's membrane industry

2017

SINAP becomes one of the main suppliers in the international flat film market

2018

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

2019

SINAP won the title of "2017-2018 Shanghai Contract-abiding and Credit-abiding Enterprise"

2021

SINAP rigid flat membrane bioreactor assembly has become the "leader" of enterprise standards