History

In 2005, Shanghai Dayan Waterproofing Technology Company Ltd. was established. 
              (The former Shanghai Daguan Waterproofing Engineering Company Ltd., PARATEX)


In 2009,
 Dayan(Shanghai) Building Materials Company Ltd was established.


In 2009,
 patent No.ZL10044796 (Amino vinyl silicone)


In 2009,
 Dayan (Shanghai) Waterproofing Materials Company Ltd was established.( Sino-Japan          
               joint venture)


In 2011,
 patent No. 201110225371.6 closure polymer cement concrete waterproofing material 


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