五月婷婷波波亚洲五月天网站,无吗一级毛片免费看30分钟,黄片A级片视频看看

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

久操日韩Av人人操精品_国产一级免费久本草精品_成人免费无码视频_国产在线视频中文字幕_a国免费午夜在线小视频_中文字幕在线不卡第一区_日韩国产簧片免费看_日韩一二三四区无码_中国一级黄片免费_日日日韩无码日本a网站电影 国产操逼资源成人免费片_91中文字幕在线_亚洲无码日韩高清一区二区_国模私拍趴趴aV人人_亚洲AV无码精品一区二区三区久久_不卡无码三级电影_AV无码免费外国黄色片_亚洲激情性爱视频小说_美女丝袜91视频国产_无码少妇一区二区三区特黄 性爱综合网站日本一级a视频_2020国产高清无码在线观看_中文字幕av一二_99在线视频欧美日韩免费播放_国产精品毛片黄色网91_av熟女网站日日干不卡_无码AV日韩国模在线视频区_一级二级的黄色视频免费在线观看_日本在线不123_日本A片成人电影 黄片免费AA欧美人操人_国产精品免费无遮挡无码永久网站_av片高清无码在线观看_在线无码一区二区三区四区_伊人日日夜夜啊啊啊啊啊一区_国产精品久久久三级四虎_99Re这里只有精品亚洲_欧美精品自拍成年人黄色毛片_国产一级黄色精品合集_男人最爱的网站无码在线播放 日韩一道无码日韩精品毛片网_国产精品日本成人视频_动漫精品无码亚洲区久_亚洲乱伦av无码_超碰98精品熟女_91一级黄片免费一二区_亚洲黄色大片国模吧在线视频_国产操逼视频在线_中文字幕无码强奸电影在线_操操操操操操操操逼 无码精品三级乱伦片_AV鲁丝一区二区鲁丝_国产野外性爱在线播放_国产女人18水真多18精品一级做_国产区V亚洲亚洲熟女网_无码专区a高清视频在线_国产无码自拍AV91_亚洲色色av日韩色情电影片_有码一区二区三区_久草国产首页日韩人妻二
日韩AAA级毛片 超碰大香蕉179 欧美日韩中文一区图片小说 一级片网站av不卡A毛片 国产精品社区一二三区 亚洲AV超碰在线
中国大陆成人AV 亚洲有码在线电影 tuogong88.com 黄色影片在线无码少妇片 免费在线黄色av 欧美一区二区三区四区性爱
亚洲AV免费AV 亚洲婷婷激情四射 国产免费av久久久 成人免费片子99伊人 香蕉热在线视频Av女社区 日韩av激情在在线播放免费观看