PURCHASE OF PEFC CERTIFIED AND CONTROLLED SOURCES LOGS , SAWMILL WASTE (SAW DUST, OFF-CUT, BULK, WOOD SLAB), WOOD PELLETS, RECYCLED TIMBER MATERIAL, TOF TIMBER MATERIAL, MANUFACTURE AND SALES OF PEFC CERTIFIED AND CONTROLLED SOURCES WOOD PELLETS, COMPRESS WOODEN BLOCKS AND SAWDUST BLOCKS (MALAYSIAN SPECIES INCLUDING RUBBERWOOD) UNDER SECTION 6.2, PHYSICAL SEPARATION METHOD AND 6.3 PERCENTAGE BASED METHOD AND IMPLEMENTED BASED ON APPENDIX 1 PEFC DUE DILIGENCE SYSTEM (DDS) FOR THE AVOIDANCE OF MATERIAL FROM CONTROVERSIAL SOURCES OF THE CHAIN OF CUSTODY STANDARD