Business scope: Lock,
Technology Development,
Sale,
Import And Export Of Goods And Technology,
Production R D And Sales,
Environmental Protection Equipment And Spare Parts,
Building Engineering,
Technical Consulting And Sales,
Design Of Hardware Products,
R D And Sales,
Fireproof Materials,
Weak Current Project,
Building Decoration Materials,
Internet Of Things Technology Consulting Services,
Electronic Smart Door Lock,
Computer Software,
Hardware Tools,
Fire Engineering,
Basic Engineering,
Decoration Project,
...