4-24
1. Coding specification: Ali specification (exam in mid-May)
2. Don't arbitrarily apply other people's methods
3. Familiar with business, table and table relationship, 2 main lines: administrative unit and
4-24
1. Coding specification: Ali specification (exam in mid-May)
2. Don't arbitrarily apply other people's methods
3. Familiar with business, table and table relationship, 2 main lines: administrative unit and