开关电源，电源适配器现在的退税率是多少？
在加拿大 Wuxi Haider Electronics Co., Ltd was founded in July of 2000, which is a joint-venture invested by Yixing Haider Electronics Co., Ltd in Jiangsu Province and Aire Technology Holding Co., Ltd(U.S.A). Haider specializes in the production and s...华人论坛