Business scope: Chemical Product Sales,
Daily Mask,
Non Medical,
Sale,
Technical Services,
Selling Prepackaged Food,
No Venue,
Food Business,
Internet Of Things Technology Services,
Coal And Product Sales,
Coal And Product Sales,
Sales Of Class Ii Medical Devices,
Communication Equipment Sales,
Commercial Performance,
Technology Development,
Technical Consulting,
Technology Exchange,
Technology Transfer,
Technology Promotion,
Import And Export,
...