To talk about "grid parity", you are bound to mention another recent buzzword "of electricity costs", usually with the "grid parity" are mentioned together, the reason is very simple, the lower the cost of electricity, grid parity could greater. So to speak, photoelectric to "grid parity" in any case can not escape from "the cost of electricity." The cost of electricity is calculated as usual, the (cost of electricity (LCOE) = LCC / lifetime of generating capacity) to reduce electricity costs, and ultimately the PV grid parity, as long as you can proceed in both directions. One: to reduce costs as much as possible; second generation as much as possible. On lower costs, the reporter recently encounter certain industry chiefs, had told reporters mention very proud, because the company purchase large, and because he himself steeped in the manufacturing industry for many years, so it's possible the production of upstream and downstream grasp fully opened up, to every part of the profits are down to a minimum, we can guarantee power stations, component costs handled his business can do the minimum. "For example, in the final analysis, however aluminum stand, it can not be reduced, futures trading could also be considered."