Product Certification Mark Used on products complying to a Malaysian Standard, foreign standard or international standard UN Marking Used on packaging complying to the UN Marking requirements as specified to the MS 1513 series - “ Packaging – Transport of Dangerous Goods”. Product Listing Mark Used on products complying to an industry, association or acceptable customer specifications 在部分网站信息公布有印尼的“ST”认证标志，此种认证标志属于早期的认证符号，经过SIRIM标准及认证的逐步完善，已将各种产品认证划入SIRIM认证体系中，目前以上三种认证标志是常用的产品认证服务。对于SIRIM机构的MS认证，生产工厂必须接受其年度工厂检查。对于证书的使用也有严格的限制，进行任何改变都需要向SIRIM机构进行申报，以下是SIRIM所列出的需进行申报的更改内容。

NOTIFICATIONS OF CHANGES/ DEVIATIONS

The licensee is responsible for notifying SIRIM QAS International changes to the following: a) company name; b) address/ manufacturing site (premises); c) brand name; d) addition/deletion of model/sizes/types etc.; e) company ownership; f) marking of the Certification Mark; g) nominated management representative and alternate; h) any other changes to details of the Certification Report.