Internal recruitment. Qufu, a county-level city under the jurisdiction of Shandong Province, is managed by Jining City. Confucius' hometown is the hometown of Huangdi, the old capital of Shennong, the old country of Shang and Yin, and the capital of Zhou and Han Dynasties. Tian Bo recruitment in Qufu means internal recruitment and unique skills in a small area. This technology or method is the accumulated experience for many years, or the technology or method obtained through in-depth research is valuable.