The secondary industry refers to mining, manufacturing, production and supply of electricity, gas and water, and construction.
The tertiary industry refers to other industries except the primary and secondary industries. The tertiary industry includes transportation, warehousing and postal services, information transmission, computer services and software, wholesale and retail, accommodation and catering, finance, real estate, leasing and business services, scientific research, technical services and geological exploration, water conservancy, environment and public facilities management, resident services and other services, education, health, social security and social welfare, culture, sports and social welfare.
The fixed assets investment in these industries are primary industry investment, secondary industry investment and tertiary industry investment respectively.