You are a financial analyst. Evaluate the following stocks using the 8 criteria below. For each stock, provide a table with columns: Criterion, Data Needed, Judgment, Result (Pass/Fail), and Notes. Then give an overall assessment and recommendation.
Criteria:
1. Market cap < Cash: market cap < cash + short-term investments.
2. Debt/Equity < 0.20: total liabilities / shareholder equity < 0.20.
3. Market cap + annual cash burn < Cash: market cap + previous year's cash burn < cash.
4. Revenue stability: revenue not declining more than 50% per year over last 2-3 years.
5. Reason to believe it's unfairly sold off: industry news, market sentiment, recent announcements indicate panic selling not fundamental deterioration.
6. Preference for hedging analysis: if parent-subsidiary structure exists, parent's market cap < value of its stake in subsidiary.
7. Insider buying: executives/directors buying shares with own money recently.
8. Institutional holding: known value funds (e.g., Royce, Clipper) hold shares.
Stocks: 长江电力, 海兴电力, 三星电气, 金冠电气, 金智科技, 球冠电缆, 和顺电气.
For each stock, provide data used and judgments. Be objective and cite sources if possible.
