Focused on improving oilfield crude oil recovery rate for 20 years

Technological innovation creates the future of enterprises

  • National Service Hotline ：
  • +8613905342326
PRODUCTS
center
Service hotline：
+8613905342326
Honorary qualificati
Home / Honorary qualifications
Utility Model Patent Certificate 9
Utility Model Patent Certificate 9
Next：Utility Model Patent Certificate 10
Previous：Utility Model Patent Certificate 8
Return

  • Hotline

    Hotline

    8613905342326

  • TOP

contact us
Dezhou Huahai Petroleum Machinery Co., Ltd Phone:86-0534-2625088 Fax:86-0534-2627788 Contact person: Mr. Zhang Mobile phone:+8613905342326 +8618653409988 address：China·Shandong Province·Dezhou Economic and Technological Development Zone Website：www.dyhongda.net
Contact address：China·Shandong Province·Dezhou Economic and Technological Development Zone

Contact phone number

+8613905342326

Copyright © 2024 Dezhou Huahai Petroleum Machinery Co., Ltd
备案号：鲁ICP备2020043075号-1鲁公网安备 37149202000860号技术支持：极速互联
友情链接：米兰官网  jinnianhui金年会  乐鱼体育官网  米兰官网  摩根娱乐  庄闲和游戏官网  米兰体育app官网  开云中国官方网站  凤凰彩票官网  米兰体育app官网