TWSBI Fountain Pen

TWSBI is a renowned fountain pen manufacturer in Taiwan, founded by the father and son duo, Ren-Sen Wang and Cheng-Chang Wang.

In its early days, the company served as an OEM for European and American fountain pen manufacturers as well as Lego blocks. It was formally named TWSBI in 2009.

Their most iconic product is the transparent piston fountain pen, later expanding to vacuum-filling and aluminum alloy pen models.

TWSBI's success lies in its affordable, durable, and aesthetically pleasing pens, making them a favorite among individuals from various backgrounds and fountain pen enthusiasts.