Xuanhui Zhang
Research Data | Market Intelligence | Language QA | AI Evaluation
I turn multi-source information into structured datasets, concise research briefs and reviewed multilingual content. These four cases show the workflow, quality controls and deliverables I can bring to a clearly scoped assignment.
Case 01 · Independent project case
Traceable multi-country data, documented exceptions and independently checked trade coverage.
Best for: Data cleaning | Data validation | Research data | Web research | Structured datasets
Case 02 · Independent research brief
A four-page goods-trade screening brief with charts, findings and practical research priorities.
Best for: Market research | Business intelligence | Country research | China-Europe research
Case 03 · Demonstration samples with experience context
Translation samples, terminology decisions and issue triage across multiple languages.
Best for: Translation | Localization QA | Linguistic review | Multilingual content QA
Case 04 · Portfolio simulation
Bilingual response review with weighted scores, critical-error rules and escalation decisions.
Best for: AI evaluation | LLM rating | Bilingual response review | Content quality