亚洲性爱毛片免费看,欧美成 综合网站,日韩精品一区二区三区在线观看l,国产aⅴ无码一区二区三区小说,国产熟女300部,中文字幕av每日更新不卡,把腿扒开做爽爽视频中文,亚洲日本欧美日韩高观看,很污的国产网站在线观看,992午夜在线观看,国产女百合AV大片在线观看,自拍偷拍2020,中文字幕亚洲母乳,亚洲国产欧美亚洲Gif动图,狠狠干综合网,日本道电影综合网,又紧又黄又爽视频

Company Profile

Established in April 2008, Tianjin Hengfengjinda Metal Structure Co., Ltd. is located in the jinghai economic & developmental zone jinghai county, tianjin city, China. Our company covers an area of 15, 000 square meters, with a building area of 5, 000 square meters. The number of staff is about 200 employees, including 10 technicians. We have production equipments of punches, lathes, drills, saws, and 2 sets of welding production lines. and we are specializing in the manufacture of all kinds of adjustable steel props jack (telescopic shoring ), gate type and step type scaffolding system, jack base and scaffolding couples, formwork and scaffolding accessories.