Consolidated Q2 30/06/2009 MASTER AD PUBLIC COMPANY LIMITED 2009 Reviewed Company Q1 31/03/2009 MASTER AD PUBLIC COMPANY LIMITED 2009 Reviewed Consolidated Q1 31/03/2009 MASTER AD PUBLIC COMPANY LIMITED 2008

COMPANY LIMITED 2009 Reviewed Consolidated Q1 31/03/2009 QUALITY CONSTRUCTION PRODUCTS PUBLIC COMPANY LIMITED 2008 Audited Company Year 31/12/2008 QUALITY CONSTRUCTION PRODUCTS PUBLIC COMPANY LIMITED 2008

LIMITED 2009 Reviewed Company Q1 31/03/2009 DCON PRODUCTS PUBLIC COMPANY LIMITED 2009 Reviewed Consolidated Q1 31/03/2009 DCON PRODUCTS PUBLIC COMPANY LIMITED 2008 Audited Company Year 31/12/2008 DCON

2009 Reviewed Consolidated Q1 31/03/2009 N. C. HOUSING PUBLIC COMPANY LIMITED 2009 Reviewed Company Q1 31/03/2009 N. C. HOUSING PUBLIC COMPANY LIMITED 2008 Audited Company Year 31/12/2008 N. C. HOUSING

MINING SERVICES PUBLIC COMPANY LIMITED 2009 Reviewed Consolidated Q1 31/03/2009 UNIQUE MINING SERVICES PUBLIC COMPANY LIMITED 2008 Audited Company Year 31/12/2008 UNIQUE MINING SERVICES PUBLIC COMPANY

PIPE PUBLIC COMPANY LIMITED 2008 Audited Company Year 31/12/2008 PACIFIC PIPE PUBLIC COMPANY LIMITED 2008 Audited Consolidated Year 31/12/2008 PACIFIC PIPE PUBLIC COMPANY LIMITED 2008 Reviewed Company Q3

CHAIN HOSPITAL PUBLIC COMPANY LIMITED 2009 Reviewed Consolidated Q1 31/03/2009 BANGKOK CHAIN HOSPITAL PUBLIC COMPANY LIMITED 2008 Audited Company Year 31/12/2008 BANGKOK CHAIN HOSPITAL PUBLIC COMPANY

2009 Reviewed Consolidated Q1 31/03/2009 UNIQUE ENGINEERING AND CONSTRUCTION PUBLIC COMPANY LIMITED 2009 Reviewed Company Q1 31/03/2009 UNIQUE ENGINEERING AND CONSTRUCTION PUBLIC COMPANY LIMITED 2008

LIMITED 2009 Reviewed Company Q1 31/03/2009 AGRIPURE HOLDINGS PUBLIC COMPANY LIMITED 2009 Reviewed Consolidated Q1 31/03/2009 AGRIPURE HOLDINGS PUBLIC COMPANY LIMITED 2008 Audited Company Year 31/12/2008

ADVANCED CONNECTION CORPORATION PUBLIC COMPANY LIMITED 2009 Reviewed Company Q2 31/01/2009 ADVANCED CONNECTION CORPORATION PUBLIC COMPANY LIMITED 2009 Reviewed Company Q1 31/10/2008 ADVANCED CONNECTION