Service industry is the third industry. It includes: wholesale and retail, transportation, warehousing and postal service, accommodation and catering industry, information transmission, software and information technology services, finance, real estate, leasing and business services, scientific research and technical services, water conservancy, environment and public facilities management, residents service, repair and other services, education, health and social work, culture, sports and entertainment, public management, social security and social organizations, international organizations, as well as agriculture, forestry, animal husbandry and fishery in agriculture, forestry, animal husbandry and fishery industry, mining in the mining industry auxiliary activities, in manufacturing metal products, machinery and equipment repair, etc.