||Location (Not Relevant: Organization unit is operational from one location at Ningxia, Yinchuan Province, China PRC only and hence not considered to be relevant for sampling.)
Customer: Organization unit serves both Government and Commercial customers in Ningxia, Yinchuan Province, China PRC and hence considered to be relevant for sampling.
Size: Size of basic units are medium (less than 3 calendar months) and large (more than 3 calendar months) sized in the organizational unit and hence considered to be relevant for sampling.
Organizational Structure (Not Relevant: Organizational structure across all the basic units in the organizational unit remains the same and hence not considered to be relevant for sampling.)
Type of Work: Software development life cycles (Waterfall, Iteration, Incremental) basic units are different across basic units, but developed in the same technology (JAVA, Delphi, MySQL, Web services) and similar domain (Management Information System) and hence considered relevant for sampling.