Home / Standards / GB/T 24435-2009 GB/T 24435-2009 Abolished Basic signs of chinese sign language 中国手语基本手势 Standard Type GBT ICS 01.140.10 CCS A14 Status 废止 Issue Date 2009-09-30 Implementation 2009-12-01 Responsible Dept 民政部 Drafting Unit N/A