NARWHAL technology co.,ltd was founded in 2015. is located in Dongguan Guangdong, it has two brands, PUFFER and HOTDIVE. In the past 6years, we have been committed to R&D and the production of products related to diving and swimming. And had 3 series of products that include drowning-proof bracelets, min scubas, and smart diving cellphone cases. We are a team that consists of mostly