• Hotline:+86 0635-887779


    Established in 2003, Shandong Huitong Industrial Manufacturing Co., Ltd. has more than 1000 employees. It mainly produces hydraulic prop pipe, ship pipe, boiler pipe and half shaft sleeve products. It has 4 advanced hot-rolled seamless steel pipe production lines and 4 cold drawn seamless steel pipe production lines. It can produce seamless steel pipes of various specifications and materials every year. It is widely used in petroleum, electric power, chemical industry, coal industry Machinery and other fields. Our products sell well in hundreds of large and medium-sized cities in China, and are exported to India, Thailand, Vietnam, Iran, Turkey, Brazil, Egypt and other countries.




  • 成人家庭影院| 7777奇米四色成人眼影| 成全动漫在线观看免费高清| 男女扒开双腿猛进入免费视频| 玩弄japan白嫩少妇hd小说| 大肉大捧一进一出的视频| 亚洲精品无码久久久久| 国产全肉乱妇杂乱视频| 中文毛片无遮挡高潮免费| 亚洲av成人片色在线观看高潮|