性爱露脸亚洲国产A级免费看,在线毛片特级播放器,黄片直接进入观看站口

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

做a视频免费观看_成人A片免费观看_亚洲无码在线综合一区二区_高清huang片无码_女人处破A片视频免费看摘花_亚洲最大的成人网站_外国片的黄色美女_女同在线中文久热最新_二区三区四区五区免费_91av在线网站 亚洲Av自拍AⅤ_欧美a级片高清视频_a亚洲男人的天堂_成人在线视频免费日韩_日韩午夜手机在线不卡视频_国产亚洲欧美中文自拍_强奸三级片特黄91视频_av有码一区二区三区_成人免费黄色国模吧久久_日本一区二区三区四区五区六区七区 国产精品99丝袜无码专区在钱_超碰97人人艹人人_欧美一二三在线区_国模吧一区+二区+三区_欧美日韩y最新一级A片_一级黄色av录像_av青青草在线观看_亚洲九九九久熟女内射色综合_亚洲图片欧美色图日韩_色狠狠色综合久久久绯色AⅤ影视 免费不用下载的黄色大片_久久五月视频网站_成人三级激情电影_AV亚洲一区成人黄片网_国产婷婷五月天性爱视频网_日韩无码AV专区_亚洲日韩国产AV无码无码精品_日韩黄色A∨视频_光色美女视频特A级毛片_中文日本无码亚州AAA精品 第1集-亚洲欧美中文字幕在线一区_91美女性爱视频_亚洲性爱精品黄色一级片看码_亚洲国产美国国产综合一区二区_大黄片无码免费观看_一区二区三区高清_成人一级黄色插进去_女人十八A片伊人网偷拍_欧美成人黄色网址_草久人人操人人摸电影 亚洲制服一区黄色片一二三区_天天有码亚洲一区二区最新的_中文字幕1页美女福利视频网_电影成人三级日本视频_国产一区二区在线青青草_日韩AV无码久久久久_高清无码日韩精品第10页_免费看黄网页青青草aV_亚洲成a人片在线网址_一区二区三区国产亚洲网站视频
亚洲婷婷在线视频网页 精品一区性爱av狼亚洲 亚洲有码中文在线论坛 三级性爱无码播播 呦女视频网站狠狠操狠狠 aaaaa高清无码
欧美精品一级二级a片 99香蕉视频特黄二区 超碰99人妻丝袜aⅴ 特黄欧美一二三区 成人色情网站在线 一级a∨电影在线
成人特级黄色片免费播放 成人三级视频在线 中文字幕乱码人妻无码偷偷 亚洲欧美香蕉视频 韩日一级电影小电影AV 亚洲无毒无码一级A片