Shenzhen Zhonghe Headway Bio-Sci & Tech Co., Ltd. is the founder of the breath testing industry in China and will continue to play a leading role in this field. We have always been committed to innovative research on the development of non-invasive diagnostic breath testing products since our establishment.Shenzhen Zhonghe Headway Bio-Sci & Tech Co., Ltd. was founded in 1996. We are the only High-Techenterprise in China that owns the intellectual property rights to engage exclusively in the development and production of breath test kit and analysis equipment.