Did Jane Xiaozhi brush classes?

No, according to the official information of Jianzhi Technology, Jianzhi is a brand of Guangzhou Jianzhi Information Technology Co., Ltd., which uses virtual reality technology to combine traditional calligraphy art with modern technology, focusing on practicing hard calligraphy instead of using brush calligraphy. The traditional writing tool, the brush, which originated in China, has gradually become a traditional painting tool.