Dongguan Sangyuan Xu Heng Electronics is very good. Dongguan Sangyuan Xu Heng Electronics Co., Ltd. focuses on the research and development of new drive technology, and attaches great importance to R&D investment. With a highly educated R&D team including doctors and masters, the market potential is huge. Dongguan Xu Heng Electronics Co., Ltd. was established in 200 1, which is an enterprise specializing in the research, development, manufacture, sales and service of DC/ air conditioning cooling fans.