Established in 2006, Qindao Wancheng Anchor Chain .... countries and areas such as America, Canada, Japan and Singapore, with good reputation. Main equipment Production equipment With strong....
Hei Longjiang North Shuangjia Drilling Tools Co., .... international market as India, Philippines, Qatar, Singapore, the UAE, Iran, Oman, Syria, Yemen, Sudan, Canada, USA, UK, Norway, Russia, etc. It....