All relevant units: According to the standard revision plan issued by the National Standardization Management Committee, “Natural Marble Building Materials†(Project No. 20110568-T-609), “Dry Hanging Finish Stone†(Project No. 20080854-Q-609), The National Standard for Dry Hanging Stones (Project No. 20080853-Q-609) has now completed the consultation draft and officially announced it to the public, soliciting suggestions or suggestions for revision of the draft. The three standards are based on the original national and industry standards to absorb the US ASTM, European EN standard content, summed up the problems in the practical application, with reference to the content of the building curtain wall standards. All relevant units and industry experts are requested to carefully review the draft and feedback the revised comments as soon as possible. Address: No. 1 Hongsong Park, Dongba, Chaoyang District, Beijing (Postal Code: 100018)
Contact: Zhou Junxing Telephone Fax Email: Attachment:
　 1. Draft for "natural marble building panels";
　　　　　　 2, "dry hanging stone" comments draft;
　　　　　 3, "dry hanging stone metal pendants" for comments draft.
National Stone Standardization Technical Committee Secretariat September 12, 2012
Contact: Zhou Junxing Telephone Fax Email: Attachment:
　 1. Draft for "natural marble building panels";
　　　　　　 2, "dry hanging stone" comments draft;
　　　　　 3, "dry hanging stone metal pendants" for comments draft.
National Stone Standardization Technical Committee Secretariat September 12, 2012
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