Over six years of hard work, CSK made a name for itself in the cycling world, appearing in interviews by CNN and other international media. What surprised many people, however, was that CSK did not have its own factory or employees, and that Chang Sheng-kai came up with the designs independently, collaborating with like-minded people in the business to manufacture his bikes.
經過 6 年奮鬥，CSK 逐漸在全球單車界打出名號，並成為 CNN 等國際媒體的採訪對象，但人們很難想像的是，CSK 沒有自己的工廠與員工，而是由張勝凱獨力繪製設計草圖後，再委託志趣相投的業者協助製造。