class in Tsim Sha Tsui

FreeMAX is a leading technology and lifestyle company based in Wanchai, Hong Kong. Founded in 2010, they specialize in providing a wide range of products, accessories, and software solutions to c…

SF Filter (Shuangfa) is one of the earliest filter manufacturer in China, established in 1991, product certified by NSF since 2015, WQA membership since 2016, focused on filter cartridges for wat…