Chinese brand. According to the official website of Tianyancha, the DEFTHIKE brand trademark was registered by Ningbo July Sports Development Co., Ltd. in 2022. It is mainly operated and produced by the company, so it is a Chinese brand. Ningbo July Sports Development Co., Ltd. was established in 2017 and is located in Ningbo City, Zhejiang Province. It is an enterprise mainly engaged in sports, with a registered capital of 1 million yuan.