特级毛片绝黄A片免费播冫,91肉丝在线观看,亚洲免费黄色AV

Pursuit of qualitytirelessly seek improvement

Sincerely cooperate with friends from all walks of life to create a brilliant tomorrow together

More

PassISO9001:2008Quality management system certification

TUV CE certification, CCS factory certification, DNV.GL factory certification, ABS factory certification, AWS welding certification

More

Committed to building steel structure non-standard equipmentAdvantage brand

The production management team of the company always keeps in mind the business tenet of "quality-oriented, science and technology as the driving force, market as the guide and customer demand as its own responsibility", and regards customer satisfaction

More

Nantong Zhonghai Steel Structure Co., Ltd

Nantong Zhonghai Steel Structure Co., Ltd, established in 2007, is a professional steel structure company with 18 years' experience specializing in manufacturing all kinds of non-standard equipment. We have passed EN1090-2 EXC3 and ISO3834-2 certification, ISO9001 quality management system certification, CCS factory certification, DNV.GL factory certification, ABS factory certification, AWS welding certification. We have an experienced technical team of 80 people, a front-line production team of over 300 people, 1 IWE International Welding Engineer, 1 CWI Welding Inspection Engineer and 10 licensed structural and painting inspectors.

SPECIALIZING IN THE PRODUCTION OF VARIOUS STEEL STRUCTURES, PORT MACHINERY, METALLURGICAL MINING MACHINERY, EQUIPMENT MANUFACTURING, SHIP OUTFITTING PARTS, OFFSHORE WIND POWER STEEL STRUCTURES

Specializing in the production of various steel structures, port machinery, metallurgical mining machinery, equipment manufacturing, ship outfitting parts, offshore wind power steel structures

  • 35000m2

    Company floor area

  • 16000m2

    Plant area

  • 15000t

    Annual output

  • ISO9001

    Quality management system certification

ZHONG HAI STEEL STRUCTURE

Case

ALL Steel Mill Equipment Metallurgical and Mining Equipment Pulp and Paper Equipment Wind power equipment Ship and Off-Shore Engineering Tertiary Structure Ocean engineering Assembled building component

ZHONG HAI STEEL STRUCTURE

MAIN STRENGTHS

ZHONG HAI STEEL STRUCTURE

COOPERATIVE PARTNER

一级A片免费网站观看_黄色成人视频不用下载在线免费观看_黄色A片欧美欧洲成人片_一级做a爱免费观看视频_谁有最新毛片网站_日韩美女黄色网址_亚洲深爱激情色日本在线观看_不卡91视频五月婷婷社_99性爱无码日在线麻豆_亚洲永久免费AV一区二区三区 超碰国产精品最新_a视频在线免费看_久艹免费视频92av_久久浪潮国产小视频_国模一区二区三区在线视频播放_色色丁香五月天婷婷_日韩成人毛片视频_大香蕉av在线片_精品超碰日韩操久久视频_国产AV无码区亚洲A 视频黄免费看成人一级特簧片_AV久久久影市一级性生活毛片_黄色免费性爱视频_亚洲日韩大尺度视频在线观看_熟女乱伦影音先锋_人妻无码1区2区_久久不见激情亚州AV网_草久在线免费观看_99久久免费激情视频网_免费收看黄色电影网站 丁香五月婷婷专区_99久久精品一区二区成人_日本有码无码中文字幕_欧美激情丁香久久五月天电影_久久99精品久久久久婷婷_亚洲无码有码av_欧美AB在线观看_av丝袜网站五福影_欧美日韩五月婷婷_三级片日本哪里可以看网址 国产中文AV在线_有码在线看片第一页_国产福利一级特黄片在线免费视频_少妇人妻网站综合_亚洲无码综合视频91_亚洲激情网站性爱视频_AV网站大全在线观看_国产一二三区探花_日韩一区二区免费成人_成人激情黄色视频 免费激情无码视频_午夜亚洲一二久久久国产Av_国产一区美女天天黄视频_大片A级视频免费看_911欧美久久911_国产AV综合不卡_大陆网友自拍AV_亚洲人妻av电影_欧美高清91三级片日韩无码_久久久精品午夜人妻极品
另类亚洲精品在线 91视频国产高清无码 一级免费黄片免费黄色的片子 国产外围超碰免费观看 亚洲第一成年人视频 亚洲日成人在线免费视频
手机免费日本大片a 无遮挡特级毛片夜圃黄片 狼人成人网站日韩五码 日韩A级黄色图片 性色AV无码久久一区二区三区 AV伊人综合香蕉超碰
国外色视频在线观看 日韩精品短片黄色一片一网站 亚洲一区2区欧美精选 亚洲成人免费电影黄色片 av在线国产强奸 中文字幕人妻一二区