Since its establishment in 2000, “Bao Shi” has become a well-known supplier worldwide. The company is headquartered in Beijing, with a production base in Tai'an, Shandong. There are more than 10 on-site service bases in China, with doctoral tutors, 12 masters and 36 research and development personnel. The fixed assets are 12 million, the factory area is 26,000 square meters, and the annual production capacity is 230 units. He has published newspapers and magazines many times.