Dubawa Al'adu Diversity Tarihi Mai Girma Daraja Takaddun shaida 1983 Kafa kamfani ciniki don kayan hana ruwa. 1984 An kafa ƙungiyar kulawa da hana ruwa. 1986 An kafa ƙungiyar bincike da haɓaka kayan aiki. 1988 An kammala ayyukan injiniyan gini guda 32 masu hana ruwa ruwa. 1990 An fara gudanar da ayyukan hana yaɗuwar ruwa a cikin masana'antar kiwo. 1993 An fara gudanar da ayyukan injiniyan muhalli na ma'adinai. 1995 An fara aiwatar da aikin hana ruwa na injiniyan rami. 1998 An fara gudanar da ayyukan hana ruwa don ayyukan share fage. 2001 An sake dawo da shi azaman mai kera kayan polymer. 2002 An ba da cancantar gini mai hana ruwa ruwa. 2003 2m nisa PVC membrane yi samar line. 2005 8m nisa HDPE layin samar da geomemrbrane. 2008 Girgizar kasa ta WenChuan ta lalata masana'antar. 2010 Sake gina sabon masana'anta, 15000 sqm. 2013 Kafa namu gwajin Lab. 2014 Ya sayi sabon ofis, 700sqm. 2015 Ƙirƙiri software don sarrafa siyar da geomembrane. 2016 7m nisa membrane busa samar line.Capacity 3 miliyan murabba'in mita a kowace shekara. 2016 An ba da cancantar hana ruwa matakin matakin farko. 2016 A ƙarfafa na PVC & TPO samar line fara aiki, iya aiki 2 murabba'in mita a kowace shekara. 2017 3m nisa ba kwalta kai m ruwa mai hana ruwa samar da kayan aiki fara aiki ， capacity 2 murabba'in mita a kowace shekara. 2018 An ba da cancantar kare muhalli. 2019 Sabunta lasisin kasuwanci, babban jari mai rijista $15 miliyan. 2020 An ba da ISO9001: 2015 Quality Management Quality. 2020 ISO40051: 2018 Tsarin Kula da Lafiya da Tsaro na Ma'aikata. 2020 An ba da ISO14001: 2015 Cancantar Muhalli.Tsarin.
