国产亚洲精品美女久久久-国产亚洲精品美女2020久久-国产亚洲精品美女-国产亚洲精品看片在线观看-午夜精品久久久久久久99蜜桃i-午夜精品久久久久久久99蜜桃

News

Hilong's High-Grade Sulfur-Resistant Drill Pipe Project Selected for "Sci-Tech Innovation China" Leading Technology List

2024.07.12More

【Hilong Marine Engineering(Hong Kong)Co.,Ltd.】<br/>Hilong Wins First Offshore Engineering Contract<br/>Successfully Marching into Offshore Engineering Field Fully Prepared For New Opportunities

2014.11.18 More
Hilong Wins First Offshore Engineering Contract<br/>Successfully Marching into Offshore Engineering Field Fully Prepared For New Opportunities

2014.11.18 More
【Texas Internal Pipe Coating LLC】<br/>Hilong Achieves Major Breakthrough in Large-Diameter Line Pipe Internal Coatings

2014.11.17 More
Hilong Achieves Major Breakthrough in Large-Diameter Line Pipe Internal Coatings

2014.11.17 More
【Shenglong Oil and Gas Pipeline Inspection Technology Co.,Ltd.】<br/>Hilong Successfully Completes Shanghai CNOOC’s First Offshore Pipeline Ultrasonic Internal Inspection

2014.11.15 More

?
...
28
29
30
...
?

About Hilong

Group overview

Event Records

QHSE

Technological Innovation

Corporate Culture
Products and Services

Oil Equipment

Oil services

Line Pipe Technology & Services

Offshore Engineering

New Materials
Investor

IR Overview

Fact Sheet

Announcements & Circulars

Financial Reports

Corporate Governance

Investor Calendar

IR Contact
News

Group News

Media Report

Industry Information
Human Resources

Talent Strategy

Growing in Hilong

Recruitment

Campus Recruitment
Contact Us

Contact Us

Scan and follow us

滬ICP備14040674號-1 滬公網安備 31011302005992號 ? 2018 HI LONG GROUP OF COMPANIES， All Rights ReservedPrivacy Policy

Join UsContact UsEnterprise Mailbox

主站蜘蛛池模板：欧美人与禽z0zo性伦交| 医生好大好硬好爽好紧| 日本aa视频| 99久久国产综合精品五月天| 真实的和子乱拍视频在线| 中文字幕成人网| 高清精品美女在线播放| 谷原希美jux865在线观看| 免费一级特黄| 9色视频在线| 成人吃奶| 久久www免费人成精品| 把英语老师按在黑板c| a级黑粗大硬长爽猛视频毛片| 日本高清免费xxx在线观看| 久草久草久草久草| porn在线精品视频| bnb98度免费影院| 男人扒开美女屁股的网站| 在线中文字幕日韩| 欧美精品va在线观看| mm在线视频免费看| 操19p| jizz18学生| 密爱善良的嫂子在线观看| 欧美tube最新的69hd| 日产一区两区三区四区| 97色涩| 吃老师的扇贝视频| 波多野结衣在线高清视频| 久久看免费视频| 久久香蕉国产精品一区二区三| 99奇米a影色777四色在线观看| 久久久久久秋霞理论网片伊人| 久国产| 农村寡妇三级| 麻豆中国做受xxx实指| 丁香花在线视频观看免费| 中国性别自由业余18| chinese国产hd范冰冰| 俄罗斯胖老太性bbww|