Both TikTok and WeChat can be classified as high-tech companies. Although they have different business focuses and characteristics, they have both utilized technological innovation and digital technology to varying degrees.

The following are some explanations and opinions on TikTok and WeChat as high-tech companies:

- TikTok: TikTok is a social entertainment platform based on short videos. It recommends personalized content through algorithms and provides communication and interaction functions. TikTok's success is mainly due to its innovation in artificial intelligence technology and big data analysis, which can provide personalized recommended content based on users' interests and preferences. This innovation has also made TikTok a platform with huge commercial value and advertising potential[8].

- WeChat: WeChat is a multi-functional social media application that provides multiple functions such as text, voice, video, and shopping. WeChat's success lies in its creation of a comprehensive and diversified social ecosystem that integrates multiple fields such as social, payment, and e-commerce, and realizes the integration of online and offline. WeChat continues to launch new functions and services through technological innovation and service innovation to enhance user experience and business value. WeChat is also committed to developing digital industries and conducting technology research and development in the fields of artificial intelligence, cloud computing, etc.

To sum up, within the scope of high-tech enterprises, Douyin and WeChat have promoted the development and innovation of their businesses through technological innovation and digital technology applications. At the same time, they are also constantly conducting technology research and development to meet user needs and adapt to market changes. These innovations and efforts have made Douyin and WeChat high-tech enterprises with extensive influence and commercial value.