Many risks in modern society are due to the lack of ethic joining during the prohess of technical decision-making. How to embody he ethical thought into the technology decision-making process is a major issue faced by the contemporary technology. Despite the technical deci- sion making always is influenced intentionally or accidentally by certain ethical guidelines, but consciously implanting ethics in technology deci- sion-making has at least three ethical pattern, namely model of values, model of utilitarianism and model of deontology. They are different and are suitable for different levels...