Trademarks. According to Qichacha’s query: Xinike is a trademark applied by Donghai Nanshan Trading Co., Ltd., Licheng District, Putian City. The application date is March 28, 2019. The international classification is Category 25 - Clothing, Shoes and Hats, and the handling/agent is Alibaba. Baba Technology (Beijing) Co., Ltd. So, sinik means trademark.