Overview
* The world larggest manufacturer of Developer TMAH ( Tetramethylammonium Hydroxide)
* A professional manufacturer & service-provider for ultrapure electronic chemicals
* Main products include ultrapure electronic chemicals & fine chemicals

History
* 2011-12 , Greenda is successfully certified by ISO9001/ISO14001/OHSAS 18001.
* 2011- 4 , Subsidiary --Hefei Greenda Electronic Materials Co.,Ltd.was established.
* 2011- 3 , Developer TMAH 5,000t/a further expanding project intitiated，Greenda will become the world biggest supplier of Developer TMAH with tatal capcity of 30,000t/a.
* 2010- 7 , Developer TMAH 20,000t/a proj ect put into prodution successfully
* 2010- 6 , Greenda moves into a new mordern plant in Hangzhou Xiaoshan Linjiang Industrial Zone.
* 2009-10, Developer TMAH 20 , 000t/a was included in" the special projects for strategic transformation of color TV industry in 2009" by national Development & Reform Commission
* 2007- 1, Developer TMAH capacity expanded to 7,500t/a
* 2005- 6, Developer TMAH capacity expanded to 5,000t/a
* 2004-11, Awarded as "Zhejiang Province Hi-Tech Enterprise"
* 2004- 5, Certified by ISO 9001:2000
* 2002- 6, Developer TMAH put into production
* 2001-10, Established

Basic information
* Company Name: Hangzhou Greenda Chemical Co.,Ltd.
* Head Office: 2#B102,4028 Nanhuan Road,Binjiang Dist. Hangzhou,310053,China
* Plant location: Xiaoshan Linjiang Industrial Zone, Hangzhou,China

ISO9001:2000

Hi-Tech Enterprise