||Location: This OU is only based in Jinan. A common OSSP is established and implemented in this OU. As there is not any other very obvious sampling factor identified, Location is chosen with the value of Jinan and None.
Customer (Not Relevant: All customers are part of STATE POWER INVESTMENT CORPORATION, which is the parent company. Each project must follow the common OSSP, no matter the target customer is. The customers do not introduce any differences of process implementation. Therefore Customer is not a relevant sampling factor.)
Size (Not Relevant: All projects have similar size. It does not introduce any differences of process implementation. Therefore Size is not a relevant sampling factor.)
Organizational Structure (Not Relevant: This OU includes Information Software Department, Technical Quality Department, and HR Department (only organizational training part). The Information Software Department has 2 sub-departments breakdown to focus on different customers. They are required to follow the same OSSP for each customer. So Organizational Structure is not a relevant sampling factor.)
Type of Work (Not Relevant: All projects are software development. Therefore Type of Work is not a relevant sampling factor.)