How to use

Split digit code from commodity

• python split-import-commodity.py China-import.csv extract-import.csv

Merge digit code (10, 6, 4, 2) and related value to Master

• python merge.py extract-import.csv master.csv master-value.csv

FILES

• China tariff database.xlsx: the original file
• China-import.csv: the original import file csv format
• master.csv: the original master file
• extract-import.csv: Split the digit code
• master-value.csv: merge value to master file