大马规格与工业研究局MS 224:2005产品质量鉴定 (SIRIM CERTIFIED) We are certified by SIRIM under the Product Certification scheme for Malaysia Standard MS 224:2005, specification for Retreaded Pneumatic Rubber Tyres for Passenger Car and Commercial Vehicles. We assure the used tyre casings is retread and recycled under effective system of supervision, control and testing, thus provide an assurance of safety and reliability for users.