In this course the students will team up with the engineer who come from the enterprises and will be the adviser. They will design an instrument using the green innovative conception, then find the reused materials and make the design into a real product. Couse content mainly include: discuss about the design with the adviser per week, submit the meeting record; complete the time schedule and find the material; product design, assembly, test, finally complete the test report and evaluate the practical value of the instrument.