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Home>Database>Steel>Downstream>Indicators for infrastructure sector>Infrastructure Investment>
Infrastructure Investment
MonthlyDATAAPI
Service
Data & API
Starting Date
Feb 28, 1999
Catagory
Steel > Downstream > Indicators for infrastructure sector
DataAPI
Sample code
URL
https://dataapi.smm.cn/GetDataEn/steel_infrastructure_investment
Supported Formats
JSON
HTTP Request Method
POST
Request Parameters
Names
Requires
Types of Range
Descriptions
tokenTrueStringThis parameter is required when using OAuth.You will get the access_token after oauth authorization.token
sdatetimeFalseStringStart Date,The default value is A Year ago, e.g.,2018-01-01
edatetimeFalseStringEnd Date,The default value is Today, e.g.,2018-08-13
Response
    • 200
    • "OK"
    • ▶
      {} 3 keys
      • 0
      • ▶
        [] 12 items
        • ▶
          {} 3 keys
          • "Date "
          • ""
          • ""
        • ▶
          {} 3 keys
          • "Year-to-date infrastructure investment YoY"
          • "%"
          • ""
        • ▶
          {} 3 keys
          • "Year-to-data property investment "
          • "Billion"
          • ""
        • ▶
          {} 3 keys
          • "Year-to-data property investment YoY"
          • "%"
          • ""
        • ▶
          {} 3 keys
          • "Year-to-data housing land purchases by space"
          • "10,000㎡"
          • ""
        • ▶
          {} 3 keys
          • "Year-to-data housing land purchases by space YoY "
          • "%"
          • ""
        • ▶
          {} 3 keys
          • "New housing starts by floor space "
          • "10,000㎡"
          • ""
        • ▶
          {} 3 keys
          • "Year-to-date new housing starts by floor space YoY"
          • "%"
          • ""
        • ▶
          {} 3 keys
          • "Year-to-date floor space under construction"
          • "10,000㎡"
          • ""
        • ▶
          {} 3 keys
          • "Year-to-date floor space under construction YoY"
          • "%"
          • ""
        • ▶
          {} 3 keys
          • "Year-to-date floor space construction completed "
          • "10,000㎡"
          • ""
        • ▶
          {} 3 keys
          • "Year-to-date floor space construction completed YoY"
          • "%"
          • ""
      • ▶
        [] 2 items
        • ▶
          [] 4 items
          • "2016-05-27"
          • "97.5"
          • "9.8"
          • "……"
        • ▶
          [] 4 items
          • "2016-05-27"
          • "97.5"
          • "9.8"
          • "……"
Returned Parameters Description
Type
Status
Descriptions
CodeRequest Status “200” means normal, other status codes are shown in schedule 1
MsgReturn Description“OK” indicates normal. Other states are shown in schedule 1
DataReturn ResultReturn the corresponding data according to the requested parameters
Data.StatusPermission Status“0” means no permission,” 1” means permission
Data.Field1D Structure ArrayReturn data header description
Data.Field.NameNameIndicates the name corresponding to the column data
Data.Field.UnitUnitThe unit corresponding to the column data
Data.Field.InfoDescriptionDescription of the column data
Content2D dataReturn all eligible data
Returned Field Description
Field Name
Fied Type
Unit
Descriptions
Date datetime
Year-to-date infrastructure investment YoYfloat%
Year-to-data property investment integerBillion
Year-to-data property investment YoYfloat%
Year-to-data housing land purchases by spaceinteger10,000㎡
Year-to-data housing land purchases by space YoY float%
New housing starts by floor space integer10,000㎡
Year-to-date new housing starts by floor space YoYfloat%
Year-to-date floor space under constructioninteger10,000㎡
Year-to-date floor space under construction YoYfloat%
Year-to-date floor space construction completed integer10,000㎡
Year-to-date floor space construction completed YoYfloat%
How to get token
URL
https://platform.smm.cn/usercenter/auth
HTTP Request Method
POST
Request Parameters
Requires
Types of Range
Descriptions
user_nameTrueStringEamil Address
passwordTrueStringMD5 password
sourceTrueStringSource,The default value is dataapi
Response
    • 0
    • ""
    • ▶
      {} 1 key
      • "eyJhbGciOiJIUjZWxLCJjb21wYW55X3N0YXR1cyI6MCwiY3JlYXRlbWFpbCI6Inh1lIjmNCdWc…"
Notes

All interfaces require authorization, and each interface has a start date. A new authorization is required after expiration.

Phone：+86 - (021)5155 0306

Schedule 1
Status
Descriptions
200SUCCESS
400INVALID REQUEST
401NOT CERTIFIED
403REJECT A REQUEST
404PAGE LOSS
422UNPROCESSABLE ENTITY
500SERVER ERROR
Infrastructure Investment
MonthlyDATAAPI
Catagory
Steel > Downstream > Indicators for infrastructure sector
Service
Data & API
Starting Date
Feb 28, 1999
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