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Home>Database>Steel>Downstream>Indicators for property sector>Transaction data>
Transaction data
WeeklyDATAAPI
Service
Data & API
Starting Date
Jan 03, 2010
Catagory
Steel > Downstream > Indicators for property sector
DataAPI
Sample code
URL
https://dataapi.smm.cn/GetDataEn/steel_transaction_data
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
      • ▶
        [] 9 items
        • ▶
          {} 3 keys
          • "Date"
          • ""
          • ""
        • ▶
          {} 3 keys
          • "Top 10 cities: number of commercial housing transactions: Weekly value"
          • "Set"
          • ""
        • ▶
          {} 3 keys
          • "Top 10 cities: commercial housing transaction area: Weekly value"
          • "10,000 square meters"
          • ""
        • ▶
          {} 3 keys
          • "Top 10 cities: number of commercial housing units available for sale: Weekly value"
          • "Set"
          • ""
        • ▶
          {} 3 keys
          • " Top 10 cities: saleable area of commercial housing: Weekly value"
          • "10,000 square meters"
          • ""
        • ▶
          {} 3 keys
          • "Top 10 cities: number of commercial housing transactions: first tier cities: Weekly value"
          • "Set"
          • ""
        • ▶
          {} 3 keys
          • "Top 10 cities: commercial housing transaction area: first tier cities: Weekly value"
          • "10,000 square meters"
          • ""
        • ▶
          {} 3 keys
          • "Top 10 cities: number of commercial housing units available for sale: second tier cities: Weekly value"
          • "Set"
          • ""
        • ▶
          {} 3 keys
          • "Top 10 cities: saleable area of commercial housing: second tier city: Weekly value"
          • "10,000 square meters"
          • ""
      • ▶
        [] 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
Datedatetime
Top 10 cities: number of commercial housing transactions: Weekly valuefloatSet
Top 10 cities: commercial housing transaction area: Weekly valuefloat10,000 square meters
Top 10 cities: number of commercial housing units available for sale: Weekly valuefloatSet
Top 10 cities: saleable area of commercial housing: Weekly valuefloat10,000 square meters
Top 10 cities: number of commercial housing transactions: first tier cities: Weekly valuefloatSet
Top 10 cities: commercial housing transaction area: first tier cities: Weekly valuefloat10,000 square meters
Top 10 cities: number of commercial housing units available for sale: second tier cities: Weekly valuefloatSet
Top 10 cities: saleable area of commercial housing: second tier city: Weekly valuefloat10,000 square meters
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
Transaction data
WeeklyDATAAPI
Catagory
Steel > Downstream > Indicators for property sector
Service
Data & API
Starting Date
Jan 03, 2010
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