首页
(current)
About
Introduction
Speech
Leader Teams
Organazition
History
Culture
Vision Mission Values
Brand explanation
Social responsibility
Leadership care
Enterprise journal
Honors
qualication
honors
News
News tendency
Notice
Industry news
Product
Product category
Structural Steel Pipe
Special Steel Pipe for gas
Steel pipe for water supply and drainage
Sales network
National standard management
Project cases
Innovation
Production facility
Authoritative inspection
Environmental protection equipment
R&D patent
Scientific achievements
EC
Tendering & Bidding
E-platform
Talent
Recruit
Vanguard example
Contact
Suggestion
Contact us
After-sale service
EN
Production facility
Authoritative inspection
Environmental protection equipment
R&D patent
Scientific achievements
当前位置:
首页
/
Innovation
/
R&D patent
发明专利
2020-07-10 11:08:40 作者:admin 点击:1305
公司拥有专利32项,其中发明专利3项。
友情链接
衡水京华化工
郑州京华
唐山京华
广州京华
日照京华
吉林京华
成都京华
京ICP证000000号