Hangzhou Hongjia Technology Co., Ltd. is a Sino-foreign joint venture company, which is engaged in solar cells, lithium-ion batteries and applied research in battery testing equipment, development and manufacture. GuangHui Co., Ltd.

SP3000 mobile solar powerhis product can be used for mobile phones, digital cameras, MP3, MP4 and so on. This product is used as a lithium-polymer battery, and has advantages of higher cycle life than average batteries, light weight and high safety performance.