Business scope: Cable,
Production,
Sale,
Production,
Sale,
Technical Consulting,
Technology Development,
Technology Promotion,
Import And Export,
Technology Import And Export,
Electric Wire,
Air Conditioning System,
Office Space For Rent,
Screen Door System,
Electric Heater,
Rail Traffic Signal,
Communication Professional Computer System Integration,
Electricity,
Lease Commercial Premises,
Security Door System,
...