The amendment of data requirements is the most important factor directly impacting the notification strategy of industry and the cost and time required by enterprise to fulfill notification requirements. Below are some revisions in the new revision draft of China New Chemical Substance Notification Guidance relating to testing data summarized from a presentation delivered by Mr. Liu from the Solid Waste and Chemicals Management Center under the Ministry of Environment (SCC-MEP, formerly the CRC-MEP) at ChemCon 2015 in Hong Kong on 15 Jun 2015.