TOMOHO Technology Limited was established in June 2015, the registered capital of RMB 20 million, was founded by Mr Zhu Lingyun. TOMOHO is registered in Zhenjiang The factory has a no dust Assembly workshop which located at. Zhenjiang Technology Park Jiangsu Province.

TOMOHO Sensing Technology Corporation Japan heritage TOMOHO authorized distributor of company technology and Japanese TOMOHO, manufacture and sale of dust sensor products, sensor research and development, production and sales base of operations, is the dust sensor manufacturer in China. DS series dust sensor is the first sensor products by TOMOHO.