Hi-tech products show at CHTF 2019
2. Smart life products
![Hi-tech products show at CHTF 2019](../../attachement/jpg/site1/20191117/9c305be70a5f1f3b0cd307.jpg)
An artificial intelligence security instrument developed by terahertz. [Photo/WeChat account: szchtf]
![Hi-tech products show at CHTF 2019](../../attachement/jpg/site1/20191117/9c305be70a5f1f3b0cdc08.jpg)
Grahope New Materials Co displays a facial beauty instrument developed by grapheme. [Photo/WeChat account: szchtf]