1) Stocks must be down by half on 52 weeks basis.
2) Hopefully, the stock must have no debt or gearing cannot exceed 30% of shareholder funds.
3) Must have rational & good management.
4) Growth rate over PER must be 1 or more, eg if growth rate is 10%, then would be willing to pay 10x PER.
5) ROE must exceed 12%.
6) Signs of insider buying.