East zhutbo electric co. Ltd. (known as the special wave electric unit) is a product related to the production, sale and servicing of tri-casted iron crusts, mono-synthetic aluminium crusts, mono-synthetic steel plate-shell heaps, and inert magnetic synchronized electric machines. There are more than 1,500 employees in three of the ttg's factories. The total area is 190,000 square metres and the standard plant is 90,000 square metres. The annual production capacity is 3 million units, with a value of rmb 3 billion。