One of the ways I screen for companies is to compare their ROE trends with those of companies in the same sector that I have carried out detailed fundamental analysis. On such a basis, I found that WTK did worse than my 2 references - Eksons and Taann. For details of Eksons, refer to https://www.i4value.asia/2023/10/eksons-is-now-value-trap-oct-2023.html#more