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Home>Database>Nickel>Nickel Pig Iron>Inventory>NPI inventories in China major markets>
NPI inventories in China major markets
MonthlyDATAAPI
Service
Data & API
Starting Date
Jan 01, 2014
Catagory
Nickel > Nickel Pig Iron > Inventory
DataAPI
Sample code
URL
https://dataapi.smm.cn/GetDataEn/ni_npi_inventories_in_china_major_markets
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
      • ▶
        [] 8 items
        • ▶
          {} 3 keys
          • "Date"
          • ""
          • ""
        • ▶
          {} 3 keys
          • "NPI inventories in China major markets"
          • "10,000mt"
          • ""
        • ▶
          {} 3 keys
          • "NPI grade"
          • "%"
          • ""
        • ▶
          {} 3 keys
          • "NPI inventories in China major markets"
          • "metal ton"
          • ""
        • ▶
          {} 3 keys
          • "NPI inventory change"
          • "mt"
          • ""
        • ▶
          {} 3 keys
          • "NPI inventories MoM"
          • "%"
          • ""
        • ▶
          {} 3 keys
          • "Stocks at NPI plants"
          • "metal ton"
          • ""
        • ▶
          {} 3 keys
          • "NPI social inventories"
          • "metal ton"
          • ""
      • ▶
        [] 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
NPI inventories in China major marketsfloat10,000mt
NPI gradefloat%
NPI inventories in China major marketsfloatmetal ton
NPI inventory changefloatmt
NPI inventories MoMfloat%
Stocks at NPI plantsfloatmetal ton
NPI social inventoriesfloatmetal ton
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
NPI inventories in China major markets
MonthlyDATAAPI
Catagory
Nickel > Nickel Pig Iron > Inventory
Service
Data & API
Starting Date
Jan 01, 2014
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