This standard specifies the quality requirements for the plastic parts used in the interior of automobiles. (The requirements specified in this standard mainly cover the performance of materials used to make the plastic parts. The standards and drawing instructions set up by responsible engineering departments cover the quality requirements for the vehicle durability@ crashworthiness@ human-engineering performance@ noise and heat insulation performance@ electrical performance@ optical performance and legal conformity. Textile materials@ the performance of PVC leather products and I/P parts shall be as specified in ISC-C93-001Y@ ISC-C92-012Y and ISC-C92-013Y respectively. H/LINIING@ SUN VISOR and RRP/SHELF are specified separately.)