This part of GB/T 16649 describes the size, position and distribution of each contact on the ID-1 type IC card. This part of GB/T 16649 should be used together with GB/T 16649.1.
GB/T 16649.2-1996 history
2006GB/T 16649.2-2006 Identification cards - Integrated circuit(s) cards with contacts - Part 2: Dimensions and location of the contacts
1996GB/T 16649.2-1996 Identification cards--Integrated circuit(s) cards with contacts--Part 2: Dimensions and Location of the contacts