日韩有码电影日本道综合久久,AV黄片一级无码簧片,精品动漫av在线观看

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

综合一区在线视频_亚洲熟妇AV网站_亚洲无码精品电影,在线免费观看_波多野结衣超碰在线_成年人免費看視頻_久热在线视频A片网11_午夜靖品免费观看_欧美专区精品一区二区视频_日韩在线另类在线资源亚洲A_高清av免费AV久久 亚洲人人女久久在线_日本高清无码一区_亚洲麻豆福利精品_黄色视频网页在线观看_三区不卡视频观看_亚洲日韩一区二区三区四区视频_日韩高清五码久久_黄色性爱先锋婷婷久久草_成人精品久草成人_亚洲色情视频成人 免费在线观看色情视频_a片日本在线毛片小电影_老鸭窝久久久久久_岛国成人av毛片动漫_高清无码免费观看黄片_日本最新一二三区_中韩无码专区亚洲成人播放器_97色色色色色色色_91精品网站午夜xx_亚洲AV婷婷五月天 欧美国际黄色的网站_韩国A片不卡草久久精_亚洲无码中出第一集_电影QV久草有成人网站_国产午夜精品一区二区三区牛牛_37岁李纯官宣结婚_A片黄色电影免费观看网站_超级黄色a片无码天堂网_亚欧精品A片色情网_成人av综合在线 黄色片黄色片本日_亚洲成人自拍久久东京热伊人_婷婷综合一区二区_91不卡激情视频在线观看_欧美性爱,日韩性爱_在线a女福利综合导航_97在线亚洲av成人_日韩黄色影片在线播放_色丁香久综合在线久综合在线_不卡日韩AV91色欧美 a片在线免费试播_国产无码一级黄片_99精品欧美一区二区三区蜜桃_一级黄色大片的大全_亚洲中欧日韩Av_在线日韩成人国产剧情久久久_成人青青草在线免费视频_久草日韩欧美黄色片视_黄色成人视频五月天色址_亚洲成人av一区二区三区
黄色片免费看中文字幕 91视频青青草国内三级片在线 国产激情无码一区二区三区免费 人人人人人操人人爱 免费精品a√日韩一级片 黄色片在线日本免费
国产无码Av日韩超碰 五月丁香午夜福利之咪咪在线 久久精品免费欧欧黄色网 日本黄色电影免费看 久久艳妇乳肉豪妇荡乳中村知惠 绯色AV一区二区三区
日韩a级特黄大片 岛国动漫第一av站 黄片网站进入三级视频区 私拍视频一区日韩无码DVD 中国免费毛片久久福利电影 国产精品无码久久久