| Description of state of companies affair Refer:"Disclosure in board of directors report explanatory [Text Block]" Details regarding energy conservationRefer:"Disclosure in board of directors report explanatory [Text Block]" Details regarding technology absorptionRefer:"Disclosure in board of directors report explanatory [Text Block]" Details regarding foreign exchange earnings and outgoRefer:"Disclosure in board of directors report explanatory [Text Block]" Disclosures in director’s responsibility statementRefer:"Disclosure in board of directors report explanatory [Text Block]" | 
