1. The electronic signature handwriting board used in the contract will be safer and more technical. Security mainly means that the signature cannot be copied and abused. In order to realize the signature of handwriting board, electromagnetic technology is essential. At present, there are few companies with good electromagnetic technology and independent research and development capabilities. Among them, Wang Hua technology ranks among the top 3 in the world. You can ask them in official website. Now the latest electromagnetic technology is "passive electromagnetic induction". It is recommended to buy an electronic signature tablet with passive electromagnetic induction. This technology solves the cumbersome pen charging and has a better experience.

Draw Wang's electronic sign and approval handwriting board and screen:

(1) supports the identification of selected handwriting and image tampering, and provides on-site testing of testing software;

(2) The handwritten screen for electronic signature approval supports camera selection, face recognition and photo recording;

(3) Electronic signature batch handwriting screen supports encryption algorithms such as SM 1, SM2, SM3, SM4, RSA, 3DES and DES.

(4) The electronic signature batch handwriting screen supports optional voice input and audio compression algorithms;

(5) The latest Wangtu electronic signature approval handwriting screen can select the fingerprint function.

Among them, the latest electronic sign-off panels/screens are: HST640, GT- 100, GT-10/0, YF 16 10.