ProFessional wOrk ProFessional wOrk from Chong Mingliang sKy ProFessional wOrk bluetooth handsfree Creative gaming headset - Headset design is not me, i did the cmf only. Volume control design and the USB dongle design is mine. Sennheiser Wireless earphone - Design of a case gLike ProFessional wOrk Industrial Design Share R 7 n Chong Mingliang sKy < I. D > singapore, Singapore Follow Contact