Asunny CircuitsStand A7Founded in 1996, Asunny Circuits is a leading PCB manufacturer based in China, specialising in PCB manufacturing. Our sales office is based in Shenzhen and Factory based in Jiujiang. We manufacture over 3 million m2 of boards every year, supplying to industry leaders such as BYD, Huawei, SAIC, Meta, NVT and Sunwoda etc.