Fire extinguisher, smoke mask, multifunctional flashlight, escape rope. According to the "Regulations on Fire Safety Management of Residential Rental Houses in Zhejiang Province", it is known that four sets of fire protection for Hangzhou rental houses are: fire extinguisher, smoke mask, multifunctional flashlight and escape rope, and indoor air quality test report should be provided. Hangzhou, referred to as "Hangzhou" for short, is the capital of Zhejiang Province, a sub-provincial city and the core city of Hangzhou metropolitan area. It is the capital of Zhejiang Province and the economic, cultural, scientific and educational center of the whole province approved by the State Council.