Yuyang IP Group started in Hangzhou, China since 1998, is a comprehensive IP operation group providing service in fields of patent, trademark, copyright and litigation. Yuyang IP Group is composed of six professional organizations: - Zhejiang Yuyang IP Counsulting Service Co., Ltd. - Zhejiang Yuyang Technology Co., Ltd. - Hangzhou Yuyang Union Patent Agency - Zhejiang Yuyang Law Firm - Zhejiang Zhifuzi Information Technology Co., Ltd. - Hangzhou Zhifuzi Brand Management Co., Ltd. We provide strategic and full service in IP affirmation, protection and enforcement, covering the whole process of enterprises’ development, production, marketing and trading.