Nanjing Sanchuan Special Equipment Co., Ltd. has a production history of more than 60 years. It is a field hospital, bulletproof tent with a temperature control of minus 50 degrees Celsius, and modular structure that can be quickly assembled into modern field barracks. We have developed a series of products including military tents, disaster relief tents, tourism tents, leisure tents, conference tents, wedding tents, and sunshades, and have the right to engage in self operated foreign trade import and export. The company has developed five tent technologies to transform the original tent functions into modern fitness activity tents and hotel tents that meet people's needs. Field hospitals play a crucial role during the epidemic and contribute to humanity。